Envelope feeder
[计] 信封送纸器
🧩 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
feeder
['fi:də]
n. 支流，支线;进料器;供给装置;饲养员;
🗣️ 情景例句
There are three things that have to be done first, Harry.
首先我们必须做三件事， Harry。
Every salesman boasts of his own wares.
老王卖瓜，自卖自夸。
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。