leave sb. alone不干涉某人
leave off(使)停止;停下来
leave outleave anyone out:不包括，排除(某人)
at length详尽地;最后，终于
let alone听其自然，不予理睬;让其独处;更不用说
let down使失望;辜负...的期望
let gostop holding sth放开;放松
let off放过，宽恕;开(枪)，放(炮等)，排放
let out放走，释放;发出(声音);泄漏
bring sb. to life起死回生，盒苏醒
come to life苏醒过来，开始有生气
look like看上去像;好像要
as you like随便
in line with和…成直线，与…一致，按照
a little少许(用于不可数名词之前)
little by little一点一点地，逐渐地
before long不久以后，很快
long before在…以前很久
long after很久以后
no longer不再，再也不
