Etidronate
[医]1-羟基-亚乙基-1, 1-二膦酸
🗣️ 情景例句
This is a two-bedroom, two-bath house.
这是一栋有两间卧室、 两间盥洗室的房子。
The usher showed us to our seats.
领座员领我们到我们的位子。
That was quick! she said. Have you finished already?
“你真快！”她说，“你已经买完东西了吗？”