Microfluctuation
微观起伏
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
Strike while the iron is hot.
见机行事。称热打铁。
The fax has greatly changed office work, especially in China.
特别是在中国，传真机大大地改变了办公室的工作。