It's tough to find a window unit that's lighter than 46 pounds-and a machine like that would be able to cool only a fairly small room (150 square feet or less).

这很难找到一个窗口的机器重量轻于46磅，而这样的机器也只能够凉快相当小的房间(150平方英尺或以下)。

youdao

It's tough to find a window unit that's lighter than 46 pounds-and a machine like that would be able to cool only a fairly small room (150 square feet or less). What makes them so heavy?

这很难找到一个窗口的机器重量轻于46磅，而这样的机器也只能够凉快相当小的房间(150平方英尺或以下)。

youdao

It's tough to find a window unit that's lighter than 46 pounds-and a machine like that would be able to cool only a fairly small room (150 square feet or less).what makes them so heavy?

这很难找到一个窗口的机器重量轻于46磅，而这样的机器也只能够凉快相当小的房间(150平方英尺或以下)。

youdao