Letter-boxes
(letter-box 的复数) 信箱；邮箱
🧩 词语组成解析
letter
['lɛtɚ]
n. 信;证书，许可证;字母，文字;字面意义;
vt. 用字母标明;写字母于;加标题;
vi. 写印刷体字母;
n. 小木箱, 盒子
🗣️ 情景例句
What do you mean?
你是什么意思呀？
Young man may die but old men must die.
年轻人可能会死，老年人难免不亡。
and one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
一项使人对这个问题感到困惑的奇怪的发现是，睡眠在很大程度似乎并不仅仅是为了使身体得到休息。