snailn.蜗牛
snail-slowadj.慢得像蜗牛的
snail clover杂集
snail powder蜗牛粉
snail-mailv.邮寄
snail shaped蜗牛状的
snail enzyme蜗牛酶
snail fossil螺化石
snail control灭螺
snail-pacedadj.慢得像蜗牛的;行动缓慢的
Snail density活螺密度