Hand valve
[化] 手动阀门
🧩 词语组成解析
hand
[hænd]
n. 手;协助，帮助;（工具等的）把，柄;掌管;
vt. 传递，交给;搀扶;支持;
valve
[vælv]
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
Really, Harry.
真的， Harry。
In fact she's 20 years old.
她只有二十岁。
If, however, you were holding an open air garden party or a fete it would be equally possible to insure yourself in the event of bad weather.
如果你要举办一次露天游园会或盛宴，为避免碰上不好的天气而遭受损失也同样可以保险，