大为 dàwéi greatly Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 经过整顿,这里的环境大为改观。 jīngguò zhěngdùn, zhèlǐ de huánjìng dàwéi gǎiguān. After the cleanup, the environment here has greatly improved. Source: Dong Chinese Dictionary