Ostwald
奥斯特瓦尔德(①姓氏②Wilhelm,1853-1932, 德国物理化学家, 曾获1909年诺贝尔化学奖)
🗣️ 情景例句
I have good eyesight.
我的视力挺好。
Do you have a letter of introduction?
你有介绍信吗？
I can see why you are having some problems with it.
我明白为什么你用起来会有问题了。