Posttension
vt.[建]使( 钢筋) 后张, 对…后加拉力
🗣️ 情景例句
You have to ask for my father's permission.
你必须征得我父亲的同意。
I love that shirt.
我喜欢这件衬衫。
The doctor said he could do nothing to help him.
医生说他对此无能为力。