✅ 同义词
🗣️ 情景例句
I want you to be my lifelong partner.
我想和你永远在一起。
Jeffrey was allowed to listen in on the committee's debate.
杰夫里被允许旁听委员会的讨论。
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）