Decolorite
多孔阴离子交换树脂
🗣️ 情景例句
I'm here to see Mr. Carlson.
我来见Carlson先生。
That was a close call.
太危险了。
The small ship, Elkor, which had been searching the Barents Sea for weeks, was on its way home.
小船“埃尔科”号在巴伦支海搜寻了几个星期之后，正在返航途中。