Packages arrived by the dozen from America.

成打的包裹从美国寄来。

The eggs are sold by the dozen.

这些鸡蛋按打出售。

The eggs are sold by the dozen.

鸡蛋按打卖。鸡蛋按打卖。

The eggs are sold by the dozen.

鸡蛋按打出售。

She bought eggs by the dozen.

她论打买下鸡蛋。