sliding

• 形容某物在表面上平滑地移动；也用于比喻，表示逐渐的变化，常指向恶化。

Describes something that moves smoothly along a surface; also used figuratively to describe a gradual change, often downward.

1. Moving smoothlyB1formal

   Characterized by a smooth, continuous motion along a surface.

   滑动的

   • The sliding door opened silently.
   • Children were playing on the sliding board at the park.
   • The car's sliding motion on the ice was dangerous.

   同义词glidingskimmingslipping

• 动词，指在表面上保持连续接触地平滑移动，也指滑行、滑落、滑动或悄悄移动。

A verb used to indicate the act of moving smoothly along a surface while maintaining continuous contact with it.

1. A2formal

   To move smoothly along a surface while maintaining continuous contact.

   滑动

   • The kids slid down the playground slide.
   • The car slid on the icy road.
   • She slid the book across the table.

   同义词coastglideskidskimslipslither

   反义词catchhaltstickstop

2. Move quietly or stealthilyB1informal

   To move quietly or discreetly, often without being noticed.

   悄悄移动

   • He slid into the room without anyone noticing.
   • She slid the letter into her pocket.
   • The thief slid out the back door.

   同义词creepglideskulkslinkslipsneaksteal

   反义词marchstompstride

3. Decline graduallyB2formal

   To gradually decrease or deteriorate.

   逐渐下滑

   • Sales have been sliding for months.
   • His grades started sliding after the holidays.
   • The economy is sliding into recession.

   同义词declinedeterioratediminishdropdwindlefallsinkslipslumpwane

   反义词improveincreaserecoverrisestrengthen

短语动词变体slide byslide down