毅力

学好一门外语需要坚韧不拔的毅力。

Xué hǎo yī mén wài yǔ xū yào jiān rèn bù bá de yì lì.

Mastering a foreign language involves a lot of patience.

就像你们知道的那样，毅力是成功的关键。

Jiù xiàng nǐ men zhī dào de nà yàng, yì lì shì chéng gōng de guān jiàn.

Perseverance, as you know, is the key to success.