n.鼓膜,<古>铜鼓
In her spare time she read books on cooking.
业余时间里她看一些烹饪方面的书籍。
She studied him for the longest time, looking wryly amused.
她面带苦笑,盯着他看了很长时间。
She spent a period of time working with people dying of cancer.
她有一段时间曾帮助垂危的癌症患者。