Polytropic head
[化] 多变压头
🧩 词语组成解析
a. [昆]多花采蜜的,多花采粉的
head
[hed]
n. 上端;头脑;头部;首脑，首长;
vt. 用头顶;前进;作为…的首领;站在…的前头;
vi. 朝…行进;出发;向…方向移动;船驶往;
adj. 头的;在前头的;首要的;在顶端的;
🗣️ 情景例句
I can't help you now, I'm on my coffee break.
我现在帮不了你，我正在休息、喝咖啡。
Please make yourself at home.
请别客气。
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
与此同时，两个小时以前放下井去的一只麦克风使井下的人可以与其亲属保持联系。