Delivery envelope
[计] 投递包封
🧩 词语组成解析
envelope
['envələʊp]
n. 信封，封皮;壳层，外壳;包裹物;[生物学]膜，包袋;
en 表示\"进入…之中，包围\" +velop =cover（盖上） +e → .信封, 封套, 封袋, [天]包层, [数]包迹, [生]包膜
🗣️ 情景例句
I got lost for two days and I couldn't find anyone who could understand me.
我已经迷路两天了，找不到一个人可以听懂我的话。
I did composition last month.
我上个月做作文。
He could not find his fifty pence piece anywhere, and what is more,
但他摸了半天也没找到那50便士硬币，