At four months babies can grasp objects with their hands.
四个月大时就能用手抓东西。
Watching apes and monkeys use their feet to grasp objects reminds us that at one point it was useful to have nails on our toes, but they're simply not as necessary now.
观察类人猿和猴子用脚抓取东西让我们想起曾几何时脚指甲对我们也是同等有用，但现在似乎没那么必要了。
Unlike modern apes and chimps, these hominids had supple wrists, strong thumbs, flexible fingers and power-grip palms shaped to grasp objects like sticks and stones firmly.
与现代猿猴和猩猩不同，这些原始人有着柔软的腕关节、强壮的拇指、灵活的手指和握力很强的手掌，可以牢牢地抓握棍子和石头等物品。
Opposable thumbs are essential because they give people the ability to grasp objects.
对生拇指非常重要，因为人们需要依靠拇指来抓取物体。
In order to grasp objects safely and reliably, the information fusion should be carried out for the output data of multi-sensors.
为了保证手爪能安全、可靠地抓取工件，必须对这些传感器的数据进行融合。
The multi fingered robot hands constructed by redundant fingers are more dexterous and have bigger possibility to finish fine operation and to grasp objects with complicated shape.
由冗余自由度手指构成的多指灵巧手具有较大的灵巧性，对物体进行微细操作以及抓取特殊形状物体的能力也比非冗余自由度手指构成的多指手要强。
The multi fingered robot hands constructed by redundant fingers are more dexterous and have bigger possibility to finish fine operation and to grasp objects with complicated shape.
由冗余自由度手指构成的多指灵巧手具有较大的灵巧性，对物体进行微细操作以及抓取特殊形状物体的能力也比非冗余自由度手指构成的多指手要强。
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