Injection piston
[化] 注射柱塞
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
I'll have her call you as soon as she comes back.
等她一回来， 我就请她马上回电。
No. I have been away on vacation.
是呀，我休假去了。
You will grow stronger each time, until you can do and finish what you started out to do.
每次你会变得更坚强，直至你完成你着手进行的事情。