大修理的英文：
extensive repair

extensive是什么意思：
adj. 广大的，广阔的；大量的，广泛的

Removed the sablotron extension in favor of the new XSLT extension.
去掉了sablotron模块，使用新的XSLT扩展模块

The greatest difference was noted in extension.
伸展测试的差异是最显著的。

addition or extension that prolongs sth
增加或延长的部分.

Such contamination has been extensively studied.
人们对这种污染进行了大量研究。

They own extensive land by the sea.
他们拥有海边的辽阔土地。

repair是什么意思：
v. 修理；补救；修复
n. 修理，修补；修补部位；维修费

The majority of the damage is easy to repair.
这次的损害大部分容易补救。

It must be repaired by a qualified worker.
这个应由专业人员来维修。

He disassembled a car for repairing.
他把汽车拆开进行修理。

The dome of the church is under repair.
教堂的圆顶在修。

The house is in want of repair.
这屋子需要修理了。