苦心孤诣

Pinyin	kǔ xīn gū yì
Literally	苦 bitter + 心 heart + 孤 lone + 诣 go (character by character)
Meaning	to make painstaking efforts; after much trouble; to work hard at sth
Songs using it	1 of 6,545 analysed

Songs that use 苦心孤诣

Easiest first. Each bar is the whole song’s vocabulary split by HSK level.

HSK 1HSK 2HSK 3HSK 4HSK 5HSK 6HSK 7-9Beyond HSK

Song	Artist	HSK level split
洛阳纸 ×2	许嵩 (Vae)