🧩 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
Fortunately, I found his house at once.
很幸运地，我立刻找到他家。
Sorry, they are already full.
抱歉，全部满了。
You've made a good choice.
你的眼力不错。