unequalled in his time
当世冠 the foremost person of his ageunequalleda leading light 当世无双 unequalled in his time 当世之冠 the foremost person of his ageunequalleda leading light ..
当世无双,汉语成语,拼音是dāng shì wú shuāng,意思是当代独一无二,首屈一指。出自《盐铁论·褒贤》。