中央神经系统通常是更具现代特征的进化标志，因为其中有一些感觉神经细胞与行动神经细胞，它们牢牢地结合在一起组成了神经索与大脑。
A central nervous system-in which specialised sensory and motor nerve cells are clumped together into a nerve cord and brain-is usually the mark of more recent evolution.
索利斯向他的角落走去，然后走到了围绳中央，好像想要甩掉他身上遭受的伤害。
Solis went to his own corner, then walked to a neutral corner, seemingly seeking to shake off the damage.
装于帆桁中央两侧的索具：能滑动的绳圈或链子，用来把帆桁或缆索拴在船桅上，使之仍可以随意升降。
A sliding loop of rope or chain by which a running yard or gaff is connected to, while still being able to move vertically along, the mast.
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