🧩 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
You really have been working too hard.
你们确实太忙了。
Between two stools one goes the ground.
脚踩两只船，早晚要落水。
As the man came near, the prisoner knocked him to the ground with a sharp blow.
当这个人走近时，战俘一拳把他打倒在地，