名詞 grimace:

1. a contorted facial expression
   同義詞：face

動(dòng)詞 grimace:

1. contort the face to indicate a certain mental or emotional state
   同義詞：make a face, pull a face

1. His lips contorted into a grimace.
   他的嘴唇歪扭成怪相。
2. The acrobat grimace at the children during the circus performance.
   那雜技藝人在馬戲表演時(shí)對(duì)孩子們做鬼臉。

grim.ace

n.（名詞）
A sharp contortion of the face expressive of pain, contempt, or disgust.
鬼臉，怪相：臉的極端扭曲以表示痛苦、輕蔑或厭惡
v.intr.（不及物動(dòng)詞）
grim.aced,grim.ac.ing,grim.ac.es
To make a sharp contortion of the face.
做鬼臉：做出臉部極端扭曲的動(dòng)作

來(lái)源：
French
法語(yǔ)
from Old French grimache
源自 古法語(yǔ) grimache
alteration of grimuche
grimuche的變化
probably from Frankish *groma [mask]
可能源自 法蘭克語(yǔ) *groma [面具]

【引伸】
grim.acer
n.（名詞）