困難在於 Save Sign in to save words Simplified: 困难在于 kùnnanzàiyú ㄎㄨㄣˋ ˙ㄋㄢ ㄗㄞˋ ㄩˊ the problem is... Character by character 困(kùn)trap 難(nan) 在(zài)exist 於(yú)in A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0