相当 + Adjective/Verb
The adverb 相当 (xiāngdāng) means 'quite,' 'considerably,' or 'fairly.' It is used to indicate a notable degree of something, placed before an adjective or verb. For example, 相当罕见 means 'quite rare.' It can also function as a verb meaning 'to be equivalent to.'
今天的天气相当不错,适合出去走走。
Jīntiān de tiānqì xiāngdāng búcuò, shìhé chūqù zǒuzou.
The weather today is quite nice, suitable for going out for a walk.
她的中文水平相当高,几乎没有口音。
Tā de Zhōngwén shuǐpíng xiāngdāng gāo, jīhū méiyǒu kǒuyīn.
Her Chinese level is quite high; she has almost no accent.
这道菜相当辣,你能吃吗?
Zhè dào cài xiāngdāng là, nǐ néng chī ma?
This dish is quite spicy; can you eat it?