集成

jí chéng integrated (as in integrated circuit)

墙

qiáng variant of 牆|墙[qiang2], wall

qiáng wall; CL:面[mian4],堵[du3]

板

bǎn board; plank; plate; shutter; table tennis bat; clappers (music); CL:塊|块[kuai4]; accented beat in Chinese music; hard; stiff; to stop smiling or look serious

bǎn see 老闆|老板, boss

pàn to catch sight of in a doorway (old)

是不是

shì bù shì is or isn't; yes or no; whether or not

传销

chuán xiāo multi-level marketing

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