重點(diǎn)講解：
1. throw up
嘔吐；嘔出；
eg. He feels like his going to throw up all the time.
他感覺好像總想要吐。
eg. The smell of the drain is enough to make one throw up.
那條下水道的氣味足以令人嘔吐。
2. in time
及時(shí)；不遲；
eg. You'll be in time if you hurry.
你要是抓緊一點(diǎn)兒就會(huì)來得及。
eg. Firemen reached the house on fire in time.
消防隊(duì)員及時(shí)趕到那幢失火的房子。
3. rub against
摩擦；蹭；
eg. A cat was rubbing against my leg.
一只貓?jiān)谖彝壬喜鋪聿淙ァ?br />eg. When object rub against each other, static electricity is produced.
當(dāng)物體互相摩擦?xí)r，靜電就會(huì)產(chǎn)生。
4. contrast with
截然不同；有明顯差異；對(duì)比鮮明；
eg. Johnson's easy charm contrasted sharply with the prickliness of his boss.
約翰遜的親和力和他老板易怒的性格形成了鮮明的對(duì)比。
eg. The yellow curtains contrast with the blue bedcover.
黃色窗簾與藍(lán)色床罩形成對(duì)比。
5. claw at
（用爪子）抓（破），撕（傷），撓（壞）；
eg. The wolf clawed at the tree and howled the whole night.
這匹狼用爪子撓著樹，嚎叫了整晚。
eg. The prisoner clawed at the cell door in desperation.
囚犯絕望地亂抓牢房的門。