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
Thanks, Son.
谢谢你， 孩子。
For those of you that didn't hear it, the question was how soon we could expect the product to be on sale.
你们并未听说过，问题是产品多快能上市。
I'm calling to confirm our luncheon appointment.
我打电话来，是想确定一下我们约好吃饭的事。