默不作聲

to keep silent

no; not so / (bound form) not; un-

worker / workshop / (slang) troublesome / high-maintenance (person)

to do; to engage in / to write; to compose / to pretend; to feign / to regard as; to consider to be / to be; to act the part of / to feel (itchy, nauseous etc) / writings; works

silent / to write from memory

sound / voice / tone / noise / reputation / classifier for sounds