Prestressing
预加应力; 预拉伸
🗣️ 情景例句
to be with people--people his own age.
和别人交往像他那般年纪的人。
A good healthy body is worth more a crown in gold.
健康的身体贵于黄金铸成的皇冠。
I sometimes stay in bed until lunchtime.
有时我要一直躺到吃午饭的时候。