Can you float on your back?

你能仰浮吗？

《牛津词典》

I'll float the skiff down there, and I'll pull it back again all by myself.

我让小艇浮在那儿，然后自己把它拉回来。

youdao

A dove heard his cries for help and threw him a leaf, which helped the ant float back to the bank.

一只鸽子听到了蚂蚁的呼救声，就扔给它一片树叶，树叶帮助蚂蚁漂回了岸边。

youdao

OK, says it says enter a float. I give it something that can be converted into a float, it says fine. I'm going to go back and run it again though. If I run it again, it says enter a float.

好了，看到他说输入一个浮点数,我输入它可以转换为浮点数的值,那没问题，我回过来再运行一遍,如果我再运行一遍。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well I'm relying on the contract, if you like, that the manufacturer of square root put together, which is, if I know I'm giving it two floats, which I do because I make sure they're floats, the contract, if you like, of square root says I'll give you back a float.

好吧我能靠一些类似合约来保证，如果这么说你喜欢的话,其实就是当求平方根的方法,获得了两个我已经确认了是浮点数的数后,这个类似合约的东西就会保证，返回一个浮点数。

麻省理工公开课 - 计算机科学及编程导论课程节选

Then, it would pump out the water, float back to the top and relay its data back to the scientists via a satellite network.

BBC: Cyber-sailors to survey oceans

The rest of the vertical column is made from a material called syntactic foam - a solid made mostly of hollow "microballoons" - giving it enough buoyancy to float back up.

BBC: James Cameron back on surface after deepest ocean dive

He was one of the first to say, in the 1930s, that economies could just get stuck: they might sink, and then NOT float magically back up.

BBC: Masters of money: John Maynard Keynes