查询词典 sirenians

There are only five living species of sirenians, known collectively as "sea-cows," including the dugong and the manatees.

只有5种海牛生活，统称为"海牛"，包括dugong和海牛。

The first Sirenians appeared in the early Eocene in Europe, but by the close of this epoch, they had spread to tropical Asia and North America.

早在第一次出现海牛 Eocene 在欧洲，但这个时代的结束，他们分布在热带亚洲和北美洲。

Perrin W F and Myrick A C. Growth of odontocetes and sirenians: International Conference on Determining Age of Odontocete Cetaceans and Sirenians.

假设按照一个生长层组代表半年来计算，我馆饲养的此白鲸的年龄则在17岁左右，这与该白鲸的身体特征明显不符。

They may live more than 70 years. For more information about Sirenians, try Animal Diversity Web.

可多活70年。更多关于避难所，尽量动物多样性网。

Sirenians are slow and passive mammals of tropical and sub-tropical waters.

海牛是缓慢和被动哺乳动物热带和亚热带水域。

Sirenians are solitary creatures, who come together only to mate, or when favorable local conditions attract individuals for a short time.

海牛是孤独的动物，他们走到一起，只偶或在当地的有利条件，吸引个人进行了短暂的时间。

There are only five living species of sirenians, known collectively as "sea-cows," including the dugong and the manatees.

只有5种海牛生活，统称为&海牛&，包括dugong和海牛。

Means the parent directory, so this command means to execute "toolchain.sh," which is in the current directory.

代表父目录，所以这个命令就是执行当前目录下的"toolchain.sh"。

Yes,In fact,I'm on our city ream.

是的。事实上我是我们市队的。