Mechanically controlled valve
[化] 机械控制阀
🧩 词语组成解析
a. 受约束的, 克制的\\n[法] 受管制的, 受控制的, 受管辖的
n. 阀;真空管;(管乐器的)活栓;(心脏的)瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
I miss my family very much.
我很想念我的家人。
I hope you bring his quitar with him.
我希望你带他的吉他一起来。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了,
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