单词	f1 层
释义	F1 层F1 layer
随便看	long-distance traffic long distance transmission long-distance transmission long-distance transmission line long distance transport long distance trunk long distance trunk (ldt) long distance trunk{=ldt} long distance xerography long-distance xerography long distribution long dive long division long-dotted line long dozen long-dozen longdozen long draft long draft spinning long draft system long-drawn long-drawn, long-drawn-out long drawn out long-drawn-out long drink