sift

• 指用筛子等工具将物质过筛，把细小颗粒与粗大颗粒分开；也指仔细审查、挑选，以从中选出或分离有价值的部分。

A verb used to indicate the act of passing a substance through a sieve to separate finer particles from coarser ones, or to examine something carefully to select or separate valuable parts.

1. Pass through a sieveB1formal

   To put a substance through a sieve or similar device to separate fine particles from coarse ones.

   筛

   • She sifted the flour before adding it to the cake batter.
   • The baker sifted the sugar to remove any lumps.
   • He sifted the sand to find small shells.

   同义词boltfilterriddlescreensievestrain

2. Examine carefullyB2formal

   To examine or analyze something in detail, often to separate useful from useless information.

   仔细审查

   • The detective sifted through the evidence for clues.
   • We need to sift the data to find the relevant statistics.
   • She sifted through the documents looking for the contract.

   同义词analyzecombexamineinvestigateprobereviewscreenscrutinizewinnow

3. B2formal

   To separate or distinguish one thing from another, especially by careful analysis.

   区分

   • It's important to sift fact from fiction in this report.
   • The teacher helped the students sift the main ideas from the details.
   • He sifted the good proposals from the bad ones.

   同义词analyzediscriminatedistinguishexaminefilterscreenseparatesortwinnow

   反义词blendcombineconflateconfusemergemix