乘人之危make use of others' difficulties
倡议bring forward/make a proposal; first proposal
冲刺spurt; make final efforts for success
吃亏come to grief; at a disadvantage
成家get married; become a recognized expert in a branch of art or science
朝代dynasty; a certain historical period
沉浸soak something; be immersed in
畅谈talk freely and to one's heart's content
称呼address; form of address in somebody's presence
超标exceed the provided standard
超速exceed the speed limit; hypervelocity
车速speed of a motor vehicle; speed of a lathe in operation
逞强flaunt/demonstrate one's superiority
逞能show off/display one's skill or ability
吃不上be unable to get something to eat; miss a meal