枕骨区具平滑骨板或具二个低骨质崚脊。鳃孔背位。前鳃盖骨强棘为头长之0.22-0.3倍， 强棘基部弯曲，棘末端向上弯曲，腹缘平滑弯曲，背缘具三至四个弯棘（少数具二或五棘），基部具一小倒棘。
弯角
vt. bend
misc. corner piece
双语例句原声例句
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整体来说，这个赛道有各种各样的弯角，包括需要大力刹车的发夹弯和通过顺畅的其他弯角。
Overall, the circuit has a great variety of corners, including hard braking for a hairpin and other corners that flow nicely.
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它的卷须沿着迷宫的走廊延伸，转过弯角，遇到死胡同会退回来。
It extended its tendrils down the corridors of the maze, bending around curves, reaching dead ends and then backing out of them.
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我有一个孤零零的破棚子，那儿，在老庵子破屋后面的一个弯角里，谁也瞧不见的地方。
I have an isolated hovel yonder, behind the ruins of the old convent, in a corner which no one ever looks into.
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See this is testing your restraint because those of you who have willpower will stay for the rest of the class, the rest of you will flee the room and go to Starbucks right up on the corner and get something like this.
这简直是在考验你们对食物的抵抗力,因为你们中有意志力的人,会留下听完后半节课,其他人则会飞奔出教室,奔向在转弯角上的星巴克,然后买点吃的
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- 来自原声例句