fluid

US /ˈfluː.ɪd/
UK /ˈfluː.ɪd/
"fluid" picture
1.

流体, 液体

a substance that has no fixed shape and yields easily to external pressure; a gas or (especially) a liquid.

:
Water is a common fluid.
水是一种常见的流体
The car needs more brake fluid.
汽车需要更多的刹车
1.

流动的, 液体的

not solid or fixed in form; able to flow easily.

:
The paint was still fluid and easy to spread.
油漆仍然是流体的,很容易涂抹。
The lava flowed in a slow, viscous fluid stream.
熔岩以缓慢、粘稠的流体形式流动。
2.

流畅的, 平滑的

smooth and continuous.

:
Her movements were graceful and fluid.
她的动作优美而流畅
The conversation was very fluid, moving from one topic to another easily.
谈话非常流畅,轻松地从一个话题转到另一个话题。
3.

不稳定的, 灵活的

liable to change or vary.

:
The situation is still very fluid.
情况仍然非常不稳定
Their plans for the trip are quite fluid.
他们的旅行计划相当灵活