最后但非最不重要的是，动物园是属于家庭的地方。

Last but not least, a zoo is a place for families.

youdao

因此开发一种新的非食草性动物的纤维显得很有必要。

Therefore it's necessary to develop a new kind of animal fiber.

youdao

通过地面试验和高超声速非平衡流的研究，取得了再入突防气动物理的重要进展。

Through ground test and hypersonic flow research, he made great progress in air-breathing hypersonic technology.

youdao

通过地面试验和高超声速非平衡流的研究，取得了再入突防气动物理的重要进展。

Through ground test and hypersonic flow research, he made great progress in air-breathing hypersonic technology.

youdao