Bryta
[医] 重土, 氧化钡
🗣️ 情景例句
I haven't ruled out the possibility.
我还没有排除期可能性。
It's earier to run down the hill than go up.
下山容易上山难。
Really? I thought you were from the States.
真的吗？我还以为你是美国人呢。