🧩 词语组成解析
cluster
['klʌstɚ]
n. 丛;簇，串;群;[语言]辅音群;
vi. 丛生;群聚;
vt. 使密集，使聚集;
n. 小炸弹
🗣️ 情景例句
We hired a woman to watch Richard and then Susan,
我们雇用一名女士来照顾Richard ，后来又照顾Susan
You agreed that we could make a little change in design if necessary.
可你们曾经答应这，如有必要，图案可以稍作改动。
She got to school early. She had a little rest after lunch, but she worked hard in class all day.
她早早来到了学校。午饭后她小休一会儿，但一整天她在课堂上都很用功。