"they tried to stop the escape of gas from the damaged pipe" "he had to clean up the leak"
outflow是什么意思
outflung是什么意思
outfly是什么意思
outfoot是什么意思
outfox是什么意思
outgame是什么意思
outgas是什么意思
outgeneral是什么意思
outgiving是什么意思
outgo是什么意思