抽: 动词1.(把夹在中间的东西拉出; 提取) take out (from in between) 短语和例子从文件夹里抽出一份报告 take a report out of the file2.(从全部里取出一部分; 腾出) take (a part from a whole) 短语和例子把他抽出来管仓库 release him from his job and put hi
抽真空: creation of vacuumcreed receiving perforatordeaeratedegassingevacuationpick up the suctionvacuatevacuum pumpingvacuum supplyvacuum-extractionvacuum-pumpingvacuumize
