🧩 词语组成解析
sparrow
['spæro]
n. 麻雀;〈美〉个子小的人;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
In addition, it's great exercise too, since we do a lot of hiking.
还有，那也是个好的运动，因为我们要长距离徒步旅行。
Boys will be boys.
孩子终归是孩子。
That's right. And the air today is nice and clean.
对。今天空气很清新。