Weeknights
adv. 在周日夜晚,在每个周日夜晚
🗣️ 情景例句
We have several package tours you may choose, from ten days to three weeks in Europe.
我们有几套欧洲旅游计划选择，时间从10天到3个星期。
That's an exaggeration!
太夸张了吧！
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）