Enveloping worm
[化] 环面蜗杆; 球面蜗杆
🧩 词语组成解析
v. 包围, 笼罩, 包住( envelop的现在分词 )
worm
[wɝm]
n. 虫，蠕虫;（昆虫的）幼虫;寄生虫;懦夫;
vt.& vi. 蠕动，曲折行进;给（动物）驱肠虫;使缓慢前进;
🗣️ 情景例句
Cooking dinner for the entire family is not so easy.
给全家人做晚餐真不是件容易的事。
The sudden noise scared the dog away.
突然突然的噪音把狗吓跑了。
I'd like to know something about your foreign trade policy.
我非常想了解有关贵国对外贸易的政策。