Jiffy bag
n. （邮寄图书用的）有衬垫物夹层的大信封
🧩 词语组成解析
n. 瞬间
bag
[bæɡ]
n. 袋，囊，枕套;钱包，手提皮包，财富;〈英俚〉大量，很多;
vt. 把。。装入袋中，猎获;捕获;得分;抢占;
vi. 松散地垂挂;鼓胀;
🗣️ 情景例句
If I were you I'd change the beginning.
如果我是你的话，我会把开头改一改。
I don't know anything about that.
关于那个我什么都不知道。
Gifts poured in not only from unknown people, but room baby food and soap manufacturers who wished to advertise their products.
不但素昧平生的人寄来了大量的礼物，而且婴儿食品、婴儿肥皂制造厂商为了替自己产品做广告也寄来了大量的礼物。