1.to add2.(math.) plus3.to increase; to augment4.(used before a disyllabic verb, often after an adverb like 不[bù], 大[dà], 稍[shāo] etc, to indicate that the action applies to sth previously mentioned, as in 稍加改良[shāo jiā gǎi liáng] "make some minor improvements to (it)")+1 条