Piston bush
[化] 活塞衬套
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
bush
[bʊʃ]
n. 灌木（丛）;[机械学]（金属）衬套;[电学]（绝缘）套管;类似灌木的东西（尤指浓密的毛发或皮毛）;
vi. 丛生;灌木般丛生;浓密（或茂密）地生长;生密枝;
vt. 加（金属）衬套于;加套管于;用耙耙平（耕地）;以灌木（或灌木丛）装饰（或覆盖、围绕、围住、支撑、标志、保护等）;
adj. （豆科植物等）如灌木般长得低矮的;粗野的;粗鲁的;粗糙但实用的;
🗣️ 情景例句
Fine. We were just wondering about this trunk.
好啦。我们正纳闷这只大衣箱呢。
All she cares about is her social life.
她关心的只是她的社交活动。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。