mandible
mentum
submaxilary
參考例句：
The apex of the insect maxilla.
昆蟲下顎的頂點The cutthroat trout is named for the bright red streak beneath its lower jaw
下顎下方具鮮紅的條紋，故名。The boxer saw his chance and struck out at his opponent's jaw
那位拳擊手看準了機會,猛擊對手的下顎。Some ants have extra powerful jaws.
有些螞蟻的上下顎特別強而有力。He chucked the child under the chin.
他輕輕拍打那個小孩的下顎。 "beard:The hair on a man's chin, cheeks, and throat."
鬍子:男人下顎、兩頰及喉頭的毛髮。Tyson put in some telling blows to Tucker's chin.
泰森重擊了塔克的下顎幾拳 has a receding chin [hairline].
他的下顎[額頭的'髮際]向後縮[削]。His chin have the squareness which mark the man of determination.
他的四方下顎標誌著男人的決斷力。Large black petrel of southern seas having a white mark on the chin.
南海大型黑色的海燕，下顎上有白色斑點。 mandible是什麼意思：
n. 顎,下顎,嘴的上部
They strip it with their mandibles and pack it into the pollen baskets on their legs.
它用上顎把蜂膠剝下來，把它放進它腿上的花粉籃裏。The mandible or maxilla or the part of the face covering these bones.
頜骨的部分上頜骨或下頜骨或被臉所掩蓋的骨頭的一部分Either of two laterally moving appendages situated behind the mandibles in insects and most other arthropods.
(昆蟲的)下顎骨位於昆蟲和大多數其他節肢動物上顎後面的附屬活動器官mentum是什麼意思：
頦; 下顎
submaxilary是什麼意思：
n. 下顎,下顎骨,顎下腺
