retract 托福GRE

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

猫的以缩进去, 但狗不能。

A cat can retract its claws.

猫能缩回。

You may retract that statement.

你以撤回个声明。

A cat retracts its claws.

猫缩进它的。

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

半头型无足幼虫头化，后端缩入胸，如双翅目的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,立即去除移动牙远中的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的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进。