bob

• 具有多个含义的名词，包括旧时英国硬币、短发发型、雪橇、垂挂的重物、钓鱼浮漂、动物截短的尾巴或快速的点头。

A noun with multiple meanings, including a former British monetary unit, a short hairstyle, a racing sled, a hanging weight, a fishing float, a shortened animal tail, or a quick nod of the head.

1. Former British coinB2informalbritish

   A historical monetary unit in Great Britain, often referring to a shilling.

   先令

   • That old book cost me just a few bob.
   • He earned a tidy sum of ten bob for his work.
   • In the old days, a pint of beer was only a bob.

   同义词shilling

2. Short haircutA2formal

   A hairstyle for women and children where the hair is cut short, typically around the chin or shorter.

   波波头

   • She decided to get a bob for the summer.
   • The classic bob haircut never goes out of style.
   • Her new bob made her look chic and modern.

3. Racing sledB1formalsport

   A long sled used for racing, designed for two or more people, with a steering mechanism.

   有舵雪橇

   • The team practiced on the bob every afternoon.
   • He steered the bob expertly down the icy track.
   • The bob reached incredible speeds during the competition.

   同义词bobsledbobsleigh

4. Hanging weightB2formaltechnical

   A weight that hangs from a string, often a metal ball, used in devices like pendulums or plumb lines.

   摆锤

   • The bob of the pendulum swung steadily back and forth.
   • He attached a metal bob to the fishing line.
   • The plumb bob hung perfectly vertical.

   同义词plumbplummetsinkerweight

5. Fishing floatB1informalsport

   A small, buoyant object, often made of cork, attached to a fishing line to indicate when a fish bites.

   浮漂

   • The bob bobbed on the water's surface.
   • He watched the bob closely for any movement.
   • A cork bob is perfect for still-water fishing.

   同义词bobbercorkfloat

6. B2formal

   A short or shortened tail of certain animals, such as a horse or dog.

   短尾

   • The horse had a natural bob tail.
   • Some dog breeds are known for their bob tails.
   • The cat's bob was barely visible under its fur.

   同义词bobtaildockscut

7. Quick head movementB1formal

   A short, abrupt inclination of the head, often as a gesture of acknowledgment or greeting.

   点头

   • He gave a quick bob of his head in greeting.
   • She acknowledged him with a slight bob.
   • The performer took a bow with a bob of his head.

   同义词bowdipinclinationnod

• 动词，表示快速上下移动，通常指轻柔、漂浮或跳动的动作；也可指使物体上下摆动。

A verb used to indicate a quick, up-and-down movement, often in a buoyant or bouncing manner.

1. Move up and downA2formal

   To move quickly up and down or to and fro, often in a buoyant or rhythmic manner.

   上下摆动

   • The cork bobbed on the surface of the water.
   • She bobbed her head in time with the music.
   • The small boat bobbed gently in the harbor.

   同义词bouncejouncenodoscillatetosswobble

2. Ride a bobsledB2formal

   To ride or steer a bobsled, a vehicle used for racing down an ice track.

   驾驶雪车

   • The team bobbed down the track at incredible speed.
   • He learned to bob professionally during the winter games.
   • They bobbed along the icy course with great skill.

   同义词bobsledbobsleigh

3. Shorten an animal's tailB2formal

   To cut or dock the tail of an animal, typically for cosmetic or practical reasons.

   断尾

   • The farmer bobbed the horse's tail for the show.
   • Some breeds of dogs have their tails bobbed shortly after birth.
   • The veterinarian carefully bobbed the puppy's tail.

   同义词clipcropcutdockloptrim

4. Make a curtsyB1formal

   To perform a curtsy, a gesture of respect made by bending the knees, typically by women or girls.

   行屈膝礼

   • The young girl bobbed politely before the queen.
   • She bobbed as a sign of respect to the elder.
   • In the old days, women would bob when greeting royalty.

   同义词curtsydip

5. Cut hair in a bob styleA2informal

   To cut hair so that it hangs evenly around the head, typically at chin length.

   剪波波头

   • She decided to bob her long hair for a fresh look.
   • The stylist bobbed her hair to just below her ears.
   • He bobbed his hair in a classic, sleek style.

短语动词变体bob aroundbob underbob up