【各种笑】
giggle 咯咯笑;
grin 咧嘴笑、露齿笑;
smirk 傻笑、假笑;
sneer 嘲笑、冷笑、讥笑;
cackle 咯咯大笑;
snicker 窃笑、暗笑、偷笑;
snigger 吃吃地窃笑;
titter 嗤笑、傻笑;
cachinnate/guffaw 狂笑、哄笑、放声大笑
