Mail slot
= letter box (1)
?? 詞語組成解析
mail
[mel]
n. 郵件，郵政;郵政（制度）;郵務員，郵遞員;〈古〉袋，旅行包;
vt. 郵寄;給…穿盔甲;
vi. 投郵;
slot
[slɑt]
n. 位置;狹槽，水溝;[人名] 斯洛特;硬幣投幣口;
vt. 跟蹤，跟著足跡追趕;開槽于;
??? 情景例句
And be a true member of the Stewart family.
也真正成了Stewart家庭中的一員。
How often did I tell you to speak clearly?
我告訴你多少次要講清楚?
Skating is interesting.
滑冰很有趣。