It is spread by contact with patient or carrier. 白喉可透過與病人或帶菌者接觸而傳播。
The disease can also be passed on through infected droplets expelled by coughing, although the far higher risk comes from tongue contact in kissing. 儘管這種疾病主要是經由接吻時舌頭接觸傳染，但也會經由帶菌者咳嗽時的飛沫傳染給別人。
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