cach.in.nate
v.intr.(不及物动词)cach.in.nat.ed,cach.in.nat.ing,cach.in.nates To laugh hard, loudly, or convulsively; guffaw.狂笑:强烈地、大声地或痉挛性地笑;纵声大笑
来源:Latin cachinn3re cachinn3t- 拉丁语 cachinn3re cachinn3t- [probably of imitative origin] [可能起源于模仿]
【引伸】
cach.inna.tion
n.(名词)cach.inna.tor
n.(名词)