Obligable
使负有义务; 必要的; 有义务的; 强迫
🗣️ 情景例句
tomatoes, lettuce, cucumbers, and onions.
蕃茄 莴苣 黄瓜 洋葱 。
He reads a book every day.
他每天都读一本书。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。