1. mai-zhang买账: show respect, acknowledge superiority.
The more air she puts on, the less respect we'll show her.
2. mai-zuo卖座: be a smash, be a box-office hit.
That movie was a box-office hit.
3. man-ban-pai慢半拍: lag behind(just enough to be teased).
He is always lagging behind the rest of the world just enough to be teased.
4. man-xing-zi慢性子: move like a snail, slow poke.
He is a slow poke.
5. man-zou慢走: mind one's step, good-bye, take care.
Take care, and drop by whenever you can.
6. mang-wu-tou-xu茫无头绪: at a loss, not knowing where to begin.
They are at a loss as to how to begin the new project.
7. mao-chu-lai冒出来: come out of nowhere, pop out.
He just came out of nowhere.