leakv.渗；漏；泄露n.漏洞；泄露leakoffadj.漏泄的leak out泄漏； 走漏leaktestn.漏泄试验leaklessadj.不渗漏的(防漏的)leak gas漏气leak can漏罐leak oil漏油leak offadj.漏泄的leakfree不漏的leakness泄漏