n.容易做的事情;必然发生的事;
v.系(马的)肚带;〈美俚〉确定,弄清楚,弄明白,确实掌握,确保;
例句:
It's a cinch. I'll have the car repaired by Friday.
小事一桩. 星期五之前我可以把车修好.
He is a cinch to be boss of this firm some day.
他将来准会成为这家公司的老板.
That horse is a cinch to win the next race.
那匹马在下一场比赛中肯定赢.