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
He is an orphan, so he is not sure which family name he should have.
他是个孤儿，因而不知道他自己姓什么。
Compared to the previous model, our new model is less expensive and easier to use.
与旧型机比较我们的新型价格便宜且更容易操作。
Uncle Wang was waiting for them outside the factory gate.
王大叔在工厂大门外等他们。