Valve disc
[化] 閥碟
?? 詞語(yǔ)組成解析
valve
[v?lv]
n. 閥;真空管;（管樂(lè)器的）活栓;（心臟的）瓣膜;
vt. 裝閥于;以活門調(diào)節(jié);
disc
[disk]
n. 圓盤;唱片;磁盤;
??? 情景例句
Come in please, and take a seat.
請(qǐng)進(jìn)。請(qǐng)坐。
You got the wrong person.
你認(rèn)錯(cuò)人了。
The hunt for the puma began in a small village where a woman picking blackberries saw 'a large cat' only five yards away from her.
搜尋美洲獅的工作是從一座小村莊開始的。那里的一位婦女在采摘黑莓時(shí)的看見“一只大貓”，離她僅5碼遠(yuǎn)，