The incubation for this disease can be up to two weeks. We better monitor your situation for a bit longer.
Cantonese
潜伏
潛伏
see below
to lurk
Examples (Wiktionary)
Mandarin
潜伏特工
潛伏特工
qián fú tè gōng
sleeper agent
Mandarin
中国农民有很大的潜伏力,只要组织和指挥得当,能使日本军队一天忙碌二十四小时,使之疲于奔命。
中國農民有很大的潛伏力,只要組織和指揮得當,能使日本軍隊一天忙碌二十四小時,使之疲於奔命。
zhōng guó nóng mín yǒu hěn dà de qián fú lì , zhǐ yào zǔ zhī hé zhǐ huī dé dàng , néng shǐ rì běn jūn duì yī tiān máng lù èr shí sì xiǎo shí , shǐ zhī pí yú bēn mìng .
The Chinese peasants have very great latent power; properly organized and directed, they can keep the Japanese army busy twenty-four hours a day and worry it to death.