Throttling valve
[化] 節(jié)流閥
?? 詞語組成解析
[化] 節(jié)氣; 節(jié)流
valve
[v?lv]
n. 閥;真空管;（管樂器的）活栓;（心臟的）瓣膜;
vt. 裝閥于;以活門調(diào)節(jié);
??? 情景例句
There's a slight chance of some snow tomorrow.
明天也許會下點(diǎn)雪。
Nothing is more precious than time.
世上最寶貴的莫過于光陰。
'Could I have those two tickets please?' I asked.
“我可以買那兩張票嗎？”我問。