lower jaw
英 [ˈləʊə(r) dʒɔː]
美 [ˈloʊər dʒɔː]
下颌骨
英英释义
noun
- the jaw in vertebrates that is hinged to open the mouth
双语例句
- Insert metal clip into the U-profile of the lower jaw in.
将金属卡子插入到u形下爪（按照）中。 - He cut a piece of line and tied the fish's lower jaw against his bill so his mouth would not open and they would sail as cleanly as possible.
他割下一段钓索，把鱼的下颌和它的长上颚扎在一起，使它的嘴不能张开，船就可以尽可能干净利落地行驶了。 - The sperm whale has about thirty teeth in its lower jaw.
在抹香鲸的下颚上大约有30颗牙齿。 - The doctor with his shirt sleeves tucked up, and no coat on, came out of the room, pale, and his lower jaw twitching.
医生没有穿常礼服，卷起衬衫的袖口，脸色苍白，下颌颤栗着，他从房里走出来。 - It picks up vibrations only if its lower jaw is in contact with the ground.
它只有在下颌触地的时候，才能捕捉到一丝颤动。 - Not too big a brooding pouch but the full golden lower jaw is very obvious in this picture.
不是很大的孵卵袋但它的下巴可是全黄金色的。 - Meanwhile, the lower jaw shrunk in both length and height.
另外，下颌骨在长度和高度上都有“缩水”。 - All I had was the back of the head, the lower jaw and a gaping hole.
我能利用的只有后部的头骨，下颌骨和一个敞开的大洞。 - When people sleep on their front, their lower jaw is positioned further forward than normal.
因为当人们俯卧的时候，下颚会比平时更加突出。 - Unfortunately, the fourth premolar in the upper jaw is quite large and looks like the first molar in the lower jaw; it is known as a carnassial tooth.
不幸的是，上颚的第四颗前臼齿很大，看起来就象是下颚的第一颗臼齿，这颗前臼齿也被称作叫裂齿。