Shelf life
保存期限\\n[化] 存放期
🧩 词语组成解析
shelf
[ʃɛlf]
n. 架子，搁板;棚;沙洲，暗礁;格，层;
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
🗣️ 情景例句
John, what are you going to do?
约翰，你要干嘛？
What's the date today?
今天几号？
Later
后来