道

road / path / CL:條|条[tiao2],股[gu3] / principle / truth / morality / reason / skill / method / Dao (of Daoism) / to say / to speak / to talk / classifier for long thin things (rivers, cracks etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process / (old) circuit (administrative division)

to walk (side part of split character)

head / chief / first (occasion, thing etc) / classifier for poems, songs etc

sidewalk

sermon / to sermonize / to preach / to evangelize

to preach (the Christian gospel)

human sympathy / humanitarianism / humane / the "human way", one of the stages in the cycle of reincarnation (Buddhism) / sexual intercourse

humanism / humanitarian (aid)

a heavy load and a long road / fig. to bear heavy responsibilities through a long struggle (cf Confucian Analects, 8.7)

to use an opponent's own methods to obtain retribution (idiom, from Song dynasty neo-Confucianist Zhu Xi 朱熹[Zhu1 Xi1]) / to get revenge by playing sb back at his own game; to give sb a taste of his own medicine

humanitarian aid

compassion, duty, propriety and integrity (idiom); all the traditional virtues / mainly used sarcastically, to mean hypocritical

to use an opponent's own methods to obtain retribution (idiom, from Song dynasty neo-Confucianist Zhu Xi 朱熹[Zhu1 Xi1]); to get revenge by playing sb back at his own game / to give sb a taste of his own medicine

see 近地軌道|近地轨道[jin4 di4 gui3 dao4]