成语
liáng gōng xīn kǔ
拼音：liáng gōng xīn kǔ
包含良工心苦的词
良工心苦的成语接龙
良工心苦的英文翻译
expert craftsmanship is the result of long practice and hard work（ be done by a good worker out of deep-felt affection）