Siman
[医]去氧安定（弱安定药）
🗣️ 情景例句
Sorry to be a bother.
不好意思打扰你。
Poverty is not a shame, but the being ashamed of it is.
贫非耻，耻贫乃耻。
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？