Pibal
n. 测风气球, 测风气球观察
🗣️ 情景例句
Everybody help yourselves.
大家请便吧。
Mac always has to run to catch his train.
麦克常常为了赶乘火车而奔跑。
Fine, thank you, Li Lei. How are you?
我很好，谢谢。你呢？