float on

基本解释

Patches of weeds float on the water.
一片片的水草漂浮在水面上。
Bacteria added to the solution produce long filaments of cellulose that clump together to form thin mats of fabric that float on the top of the mixture.
细菌为了生存长出由细胞质膜（纤维素）构成的长长细丝，这些细丝们又相互重叠缠绕，最终形成一层纤维素构成的薄膜，漂浮在茶汤混合物的上面。
The New Water Project will purposely allow the polder to flood with water and all the buildings will be perfectly suited to float on top of the rising and falling water.
而‘新水’项目将特意让这片堤围泽地积满水，所有的建筑物将完美而适合地浮在涨涨落落的水面上。

From a distance, it appears to float on a lake.
Last time we checked the type and said if it is a float you're okay. If not, carry on.
并且会告之是否是一个浮点数,如果不是继续循环。
麻省理工公开课 - 计算机科学及编程导论课程节选
When you think about an int or a float or a dictionary or a list, you knew that there were functions that operated on them.
当你想到整型，浮点型，或者链表时,你知道可以用函数去处理他们,但是当你传递一个参数，例如链表。
麻省理工公开课 - 计算机科学及编程导论课程节选

When the government allowed the real to float on January 15th, investors were euphoric.
ECONOMIST: Still a big risk