Is anything visible through the water droplets?
透过水滴，可以视物吗？
Slide droplets onto a sheet of rigid paper like an index card.
将液滴滑到一张较硬的纸如索引卡上。
If the droplets get big and heavy enough, they will eventually come down as rain.
如果云朵中的小水滴变的足够大和沉重，它们最终将降落下来成为雨。
If there is no charge on the plate, these droplets will simply fall under gravity.
如果在板子上没有电荷，这些液滴就只会由于重力掉下。
The water droplets change back to vapour and rise up.
水滴重新变成水蒸气上升到空中。
About 10,000 of these micro-droplets are created every second.
每一秒可以产生10000滴这样的微滴。
The droplets shot into the air at the rate of four million per second.
液滴向空中飞洒的速度是每秒四百万颗。
You could even place coloured material behind the droplets to force an effect.
你也可以用彩色的物体作为水滴背景，以加强效果。
Double film theory shows that the mass transfer outside the droplets is the controlling step.
通过双膜理论分析得知，滴外传质是萃取过程的控制步骤。
The influence of lightning shock wave on the coalescence growth of droplets is also discussed.
讨论了闪电冲击波对云滴碰并增长的影响。
Droplets of sweat were welling up on his forehead.
一颗颗小汗珠从他额头上不断冒出来。
Droplets size is an important index for estimating the performance of equipment for crop protection.
雾滴的尺寸参数是评价植保机械性能的最主要质量指标。
Droplets size is an important index for estimating the performance of equipment for crop protection.
雾滴的尺寸参数是评价植保机械性能的最主要质量指标。
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