Rack and pinion
[機] 齒條與齒輪
?? 詞語組成解析
rack
[r?k]
n. 行李架;支架;刑架;（羊、豬等帶前肋的）頸脊;
vt. 使痛苦，使焦慮;剝削，榨取;用刑拘折磨;
and
[?nd, ?n,?nd]
conj. 和，與;而且;于是，然后;因此;
pinion
['pinj?n]
vt. 抓住[捆住]（雙臂）;
n. <術(shù)>小齒輪;
??? 情景例句
Take the time to be there for your children and they will grow up into responsible young adults.
花點時間陪伴你的小孩，他們會成長為有責任心的人。
He has a radio,doesn't he?
他有一臺收音機，對不對？
The conference was very well organized. Everything began and finished on time.
會議安排的很好。開始和結(jié)束都準時。