Sitosterin
[化] 谷甾醇
🗣️ 情景例句
The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来，农付劳动力正不断流向城市。
Silence in times of suffering is the best.
遭到不幸时，沈默是上策。
Do you have any suggestions.
你说怎么办？