appear severe, but weak inside

色厲內荏: 有個把人像牛皮糖一樣糾纏我，我說打賭$2500，他隻敢出一元錢.非裔小孩都未必看得上那點錢

There is a couple of guys entangled me like sticky candy .  

I made a $2500 bet  but he is thick faced  to  say a dollar . 

Even those poor children are not stingy like that.