double up

• 短语动词，表示与别人分担或分享某物、把某物对折，或使某物增加一倍。

A phrasal verb used to indicate the act of bending over, sharing something with another person, or increasing something twofold.

不可数 · 不及物 · 短语动词，不带宾语

1. Bend over in pain or laughterinformal

   To bend the body forward, often due to intense pain or laughter.

   笑弯了腰

   • He doubled up with laughter at the joke.
   • She doubled up in pain after the injury.
   • The comedian had the audience doubled up in their seats.

   同义词curl updouble overfold uphunch over

2. Share or pair togetherinformal

   To share a space or resource with another person, often to save space or money.

   合用

   • We had to double up in the hotel room because there weren't enough beds.
   • The students doubled up on their projects to finish faster.
   • They doubled up on the equipment to reduce costs.

   同义词share

3. Increase or multiplyinformal

   To increase something by two times or to use something in a dual role.

   加倍

   • The recipe doubles up the amount of sugar for a sweeter taste.
   • He doubled up his efforts to meet the deadline.
   • The sofa doubles up as a bed for guests.

   同义词doubleduplicatemultiplyredouble

   反义词dividehalvesplit

基本动词double