Subject + 倒 + Adjective/Verb Phrase
倒 (dào) in this usage highlights that the reality is the opposite of what was anticipated or what seems logical. It can soften a statement or add a tone of mild surprise or concession. This word adds nuance to conversation by signaling that the speaker acknowledges a contrast between expectation and reality.
你不说我倒忘了,明天是她的生日。
nǐ bù shuō wǒ dào wàng le, míngtiān shì tā de shēngrì.
If you hadn't mentioned it, I would have forgotten — tomorrow is her birthday.
天气预报说有雨,今天倒是个大晴天。
tiānqì yùbào shuō yǒu yǔ, jīntiān dàoshi gè dà qíngtiān.
The weather forecast said it would rain, but today turned out to be a sunny day.
这家店看着不起眼,味道倒是真不错。
zhè jiā diàn kàn zhe bù qǐyǎn, wèidào dàoshi zhēn búcuò.
This restaurant doesn't look like much, but the food is actually really good.