Maguel
玛格尔式后张法, (后张法中)高强度钢丝的张拉锚固法
🗣️ 情景例句
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
He came to give us a talk yesterday.
他昨天给我们作了一次演讲。
It was mailed last week.
上个礼拜我们还没收到。