Suctioning
v. 吸, 抽吸( suction的现在分词 )
🗣️ 情景例句
He emphasized that Marxism was scientific truth.
他指出马克思主义是科学的真理。
Prosperity discovers vices and adversity virtues.
顺境显邪恶，逆境见善性。
Do you have any suggestions.
你说怎么办？