(感染; 浸染) infect; be contagious; communicate; contagion; contagious infection
contagion; contagious infection
接触传染
infection through air
空气传染
waterborne infection
水传染
Rat-fleas communicate a disease to man.
鼠蚤会把疾病传染给人。
This disease is not contagious [infectious].
这病不传染。