His brows knit together into a wedge-like furrow, and with a twitch of pain he bit his underlip.

他的眉毛皱成一道楔形的皱纹，他痛得抽搐了一下下唇。

His eyes grew strangely bright, and he gnawed nervously at his underlip.

他的眼睛变得异常明亮，紧张地咬着下唇。

The two drove home in silence. Peter's sniffles stopped and his underlip began to protrude gradually until it stuck out alarmingly.

两人默默地赶车回家，彼得不再用鼻子吸气，他的下嘴唇开始慢慢突出来，直到长长地伸出来吓死人了。

There would be no one at the barbecue who, by delicately lifted brows or out-thrust underlip, could interfere with her plan of action.

这样，在野宴上便没有人耸着眉头或撅着下嘴唇来干涉她的行动计划了。