Pneumatic machinery
[化] 风动机械
🧩 词语组成解析
🗣️ 情景例句
Hmm, interesting.
嗯， 有意思。
We have a small gift for you to take with you when you leave the factory.
你离开工厂时，我们有件小礼物要送给你。
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.
100年前，我们只知道海洋是二维平面形的，以及靠近陆地浅水区的深浅不一能给航行带来危险。