retract 托福GRE

A cat can retract its claws, but a dog can’t.

猫可以缩去, 但狗不能。

A cat can retract its claws.

猫能缩。

You may retract that statement.

你可以撤个声明。

A cat retracts its claws.

猫缩。

In hemicephalous larvae, the head and its appendages are reduced and partially retracted into the thorax.

半头型无足幼虫头部部分退化，后端缩入胸部，如双翅目大蚊及一些寄生性膜翅目幼虫。

Right after the dental extraction,the interseptal bone distal to the canine was undermined to weaken its resistance and a tooth-borne appliance was used to retract the tooth rapidly.

拔牙后,可立即去除移动牙远中牙槽间隔以减小骨阻力并黏结口内牵张器以快速移动正畸牙。

The main reason the Tsarist government retracted their ban was out of fear that receiving a Western European education would further radicalize women if they could not receive the education at home.

俄国政府撤销他们禁令主要原因是恐怕如果妇女在自己国家不能得到教育，而在西欧能接受教育会使得女性变得更加激。