Meaning of bù huì:
不会
improbable; unlikely
Tiānqì yùbào shuō jīntiān bù huì xià yǔ.
天气预报说今天不会下雨。
The weather forecast says it is improbable that it will rain today.
Míngtiān bù huì xiàyǔ.
明天不会下雨。
It is unlikely to rain tomorrow.
will not (act, happen etc); not able; not at all
Míngtiān wǒ bù huì qù shàngbān, yīnwèi wǒ yào xiūxi.
明天我不会去上班,因为我要休息。
I will not go to work tomorrow because I need to rest.
Wǒ bù huì shuō fǎyǔ.
我不会说法语。
I cannot speak French.
Wǒ bù huì wàngjì nǐ shēng de nà yītiān.
我不会忘记你生的那一天。
I will not forget the day you were born.
not having learned to do sth
Wǒ bù huì yóuyǒng.
我不会游泳。
I don't know how to swim.
(coll.) (Tw) don't mention it
Xièxiè nǐ jiè wǒ shū. —— Bù huì, zhè shì xiǎo shì.
谢谢你借我书。——不会,这是小事。
Thank you for lending me the book. —— Don't mention it, it's a small thing.