Sliding-vane vacuum pump
[化] 滑板式真空泵
🧩 词语组成解析
a. 滑行的, 变化的\\n[机] 滑动
n. 风向标, 风信旗, 变化不定的事物\\n[机] 轮叶, 叶
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
I will serve coffee and pumpkin pie.
我来准备咖啡和南瓜派。
This is it. That's $9.15, please.
到了。请付9。15美元。
it may have been because curiosity attracted them and because the scent of a possible meal attracted the sharks.
那么它们可能是出于好奇；而鲨鱼可能是闻到了可以美食一顿的香味。