煤: 名词(黑色固体矿物) coal 短语和例子采煤 cut [mine] coal; 烟煤 soft coal; 无烟煤 hard coal; 粉煤 fine coal; 块煤 lump coal
脚: 脚名词1.(人或动物的腿的下端, 接触地面的部分) foot; [儿语] footsie; footsy 短语和例子赤脚 barefoot; 那女孩一发脾气就跺脚。 that girl stamps her foot when she is in a passion. 他的脚麻木了。 his foot has gone to sleep.2.(东西的最下部) base; f