黑道

wǎn shang yī gè rén bié zǒu hēi dào

晚上一个人别走黑道。

Don't walk alone on a dark road at night.

ná zhe shǒu diàn tǒng fǒu zé nǐ jiù yào zǒu hēi dào le

拿着手电筒，否则你就要走黑道了。

Take a torch, or you'll be groping your way in the dark.

hēi dào mǎi mai

黑道买卖

illegal business

hēi dào jiāo yì

黑道交易

illegal deal

hēi dào rén wù

黑道人物

illegal figure

hēi dào fèn zǐ zuì hòu bèi guān jìn jiān yù le

黑道分子最后被关进监狱了。

The gangsters ended up in jail.