Telephoneline concentrator
[計] 電話線集線器, 電話線集中器
?? 詞語組成解析
[計] 電話線
concentrator
['k?nsen?tre?t?]
n. 集中器;集線器;
??? 情景例句
He's asleep.
他睡了。
To read a book
讀書
There will be a strong wind to the north of the Huai River.
淮河以北地區有一股強風。