panting; mouth keeps opening and closing

to do the splits

verb; describes people when get a shock or surprise; they open their mouth wide and are unable to reply; to be rendered speechless

speechless (slang)

to open one's eyes wide

to blatantly do something in the open despite knowing that it is wrong to do so

someone lies but remains calm or remains untroubled

noun; double ladder; standing ladder, herring bone ladder

to break up; to fall out

to fall out with someone acrimoniously; to shed all pretense of amity; to suddenly turn hostile

to be in a sitting pose with thighs open to reveal one's genitals

very thin; skinny (瘦蜢蜢 'sau3 maang2 maang2 / sau3 maang1 maang1' is more commonly used)

to spread one's legs wide [colloquial]

describes a woman who is very promiscuous [colloquial]

wide open

open one's mouth wide

to tear open