Baul
n. 包尔（孟加拉歌谣）
🗣️ 情景例句
Can I help?
我能帮你吗？
For my math requirements, I'll be taking algebra, calculus, and trig.
数学的必修学分预定选代数、微积分、三角法。
They are too high. Be careful, Jim! It's dangerous.
它们太高了，小心，吉姆！那很危险。