Quadruplex
a. 四倍的, 四重的, 四路多工的, 四重信号的\\n[计] 四工系统
🗣️ 情景例句
I suppose I could call him.
我想我可以打电话给他。
How often did I tell you not to speak so loud?
我告诉你多少次不要讲话这么大声?
In the afternoon, classes are over at 3:30, and I get home at about 4:00.
下午三点半下课，我大概四点到家。