Injection piston
[化] 注射柱塞
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
That's it.
就这样。
We can't make a decision without knowing the facts.
我们不能不知道事实，就作决定。
the food simply local cheese accompanied by bread often twelve months old, all washed down with coarse wine.
食物是当地的干酪和通常存放了一年之久的面包，人们就着劣酒吞下这种食物。