Meaning of háo bù:
háo bù
毫不
Adverb
hardly; not in the least; not at all
Tā duì zhèxiē pīpíng háobù zàiyì.
他对这些批评毫不在意。
He is hardly concerned about these criticisms.
Tā duì zhè jiàn shì háo bù zàiyì.
他对这件事毫不在意。
He doesn't care about this matter in the least.
Tā duìyú zhè jiàn shì háobù dānxīn.
他对于这件事毫不担心。
He is not at all worried about this matter.