Transmission of COVID-19 can happen when someone inhales droplets from an infected person.

当有人吸入了感染者的飞沫时，新冠病毒就会传播开来。

As the number of moisture droplets increases, they begin to coalesce into small rivulets of fluid.

当水滴数量增加，它们会汇集成细流。

One sneeze can put as many as 40,000 droplets of saliva and mucus into the air.

一个喷嚏可以将多达40000滴唾液和黏液喷到空气中。

Leaves that have tons of tiny hairs, like a fern, can hold spherical water droplets in focus above a leaf's surface.

拥有大量微小绒毛的叶子，如蕨类植物，可以将球形水滴聚集在叶子表面。

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。

The frozen droplets are called rime.

凝结的水滴称为霜。