expansion中文解释
n,膨胀；阐述；扩张物,同近
expansion例句The industry underwent a period of rapid expansion..该产业经历了一轮快速扩张。
expansion英语解释膨胀；阐述；扩张物英释nnwhen a company, business etc becomes larger by opening new shops, factories etc
expansion短语和解释thermal expansion,热膨胀.短语
