Annuities
n. 年金；养老金（annuity的复数）
🗣️ 情景例句
The book is worth reading.
这本书值得一读。
How long will it take you to have it made?
你要多少天才能把它做好？
The nurse assisted the doctor in the operating room.
护士在手术室协助医生动手术。