Number of buses
[计] 总线数
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 公共汽车（bus的复数形式）
🗣️ 情景例句
During that time
在那一小时
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
My wife always worries too much.Who's going to look after the dog?
我妻子总是担心那的。谁来照看狗啦，