Airlog
n. 飞机计程器
🗣️ 情景例句
I'm sure everything is fine.
我确信一切都很好。
It's available in a variety of sizes at convenience stores and department stores as well.
有各种大小型号，在便利商店和百货公司均有。
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）