🧩 词语组成解析
quad
[kwɔd]
n. 四倍;空铅;（大学的）四周有建筑物围绕的方院;四胞胎之一;
vt. 在…填补空铅;
laser
['lezɚ]
n. 激光;激光器，镭射器;
🗣️ 情景例句
Sure.
当然可以。
At what time can we work out a deal?
我们什么时候洽谈生意？
He was obviously very nervous and for some minutes stood awkwardly before the microphone.
他显然非常紧张，局促不安地在麦克风前站了好几分钟。