Prewrap
(产品)出售前包装
✅ 同义词
🗣️ 情景例句
Oh, that's a very good school.
哦， 那是个好学校。
Goodbye. Remember to look me up if you're ever in Washington.
再见。要是你光临华盛顿的话，别忘了来看我。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。