Formal:
* 我明白 (wǒ míngbai): This is the most common and general way to say "I understand." It implies you have grasped the information or concept.
* 我懂 (wǒ dǒng): Similar to "míngbai," but slightly more informal. It can also mean "I know" or "I get it."
* 我能理解 (wǒ néng lǐjiě): This phrase emphasizes your ability to comprehend and empathize with the speaker's feelings or situation. It translates to "I can understand."
Informal:
* 我懂了 (wǒ dǒngle): This is a more casual and emphatic way of saying "I understand." It implies that you have finally grasped something you were struggling with.
* 我明白了 (wǒ míngbaile): Similar to "dǒngle," but slightly less emphatic.
* 我知道了 (wǒ zhīdào le): This means "I know now" and implies you've understood something new.
Examples:
* 你能再说一遍吗？我明白。 (Nǐ néng zài shuō yī biàn ma? Wǒ míngbai.) - "Can you say it again? I understand."
* 我懂你的意思。 (Wǒ dǒng nǐ de yìsi.) - "I understand your meaning."
* 我能理解你的感受。 (Wǒ néng lǐjiě nǐ de gǎnshòu.) - "I can understand your feelings."
* 我懂了！谢谢！ (Wǒ dǒngle! Xièxie!) - "I understand! Thanks!"
Choosing the right phrase:
The best way to choose the right phrase depends on the context and your relationship with the speaker. Formal phrases are appropriate in professional settings or when speaking to someone you don't know well. Informal phrases are suitable with friends and family.