Pencil-box
[ ['penslbɔks] ]
初中 Junior High
n. 铅笔盒
🧩 词语组成解析
box
[bɑks]
n. 盒;箱状物;包厢;哨房;
vt. 把…装入盒[箱，匣]中;
vt.& vi. 拳击;
🗣️ 情景例句
Good-bye.
再见。
Custom is a second nature.
习惯是第二天性。
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。