1.
sexually transmitted disease
经由性接触传染的疾病
2.
A contact skin rash.
一种接触传染性皮疹
3.
pleuro-pneumonia contagiosa of cattle
牛接触传染性胸膜肺炎
4.
Smallpox spreads by contagion.
天花由接触传染而蔓延。
5.
Person who may be infectious because he has recently been near to sb who has a contagious disease
（因接触传染病人）可能受到传染者
6.
Disease transmission by direct or indirect contact.
接触传染通过直接或间接接触来传播的疾病
7.
Contagion is not so easy as once believed, either.
接触传染也不如一度认为的那样容易。
8.
Trichomoniasis is a contagious, venereal disease of cattle characterized by sterity, pyometra and abortion.
滴虫病是牛的一种接触传染的性
9.
Transmissible gastroenteritis is a highly contagious, enteric disease of swine.
传染性胃肠类是猪的一种高度接触传染性肠道疾
10.
an acute contagious viral disease characterized by fever and by swelling of the parotid glands.
急性病毒接触传染疾病，特征是发烧腮腺发肿。
11.
Sexually transmitted disease (STD):Disease transmitted primarily by direct sexual contact.
性传染病: 经直接性接触而传播的疾
12.
a communicable disease transmitted by sexual intercourse or genital contact.
由于性交或性接触而传播的传染疾
13.
A disease that is or may be transmitted by direct or indirect contact;a contagious disease.
接触性传染病一种（可）由直接或间接接触来传播的疾病；接触性传染病
14.
Sexual transmission remained the most important mode of spread of the infection.
性接触仍然是最普遍的传染途径。
15.
TRANSMISSION CAN OCCUR WITH A SINGLE ACT OF INTERCOURSE
一次的性接触就足以传染HIV/性病
16.
Chicken pox is a contagious disease.
水痘是一种通过接触而传染的疾
17.
As a mildly contagious disease, papillomatosis is transmitted by both direct and indirect contact.
乳头瘤病为一种轻度的接触性传染病，可由直接或间接接触而传播。
18.
Transmission is by respiratory droplets and direct contact with a patient's secretions.
答:由受感染者的飞沫传播，直接接触受感染者的分泌物也会受感染。