lǎo
老
huǒ
火
lǎohuǒ
ㄌㄠˇㄏㄨㄛˇ
老火 lǎohuǒ (1) 〈方〉 (2) [grave;serious]∶过度;利害 (3) [problem difficult to solve]∶[事情]费力难办
老相