I will engage to be there on time.

我保证准时到那儿。

We engage to pay the bill.

我们保证付帐。

Do not engage to find things as you think they are.

不要投身去寻找那些你认为已经发现的东西。

Don't dial my heart number it is already engage to someone else.

别拨往我内心的号码，它早已接通。

It is engage to watermelon, melon and vegetable breeding and spreading.

主要从事西瓜、甜瓜及蔬菜品种选育与推广。