“恒心”怎么读？

在她所有的爱慕者当中,约翰爵士最有恒心.Of all her admirers the most permanent was Sir John.有恒心就能胜利.Perseverance leads to success.只要他有恒心,定能有所成就.He's sure to get somewhere if he persists....

“恒心”的英语可以翻译为：perseverance，constancy of purpose，persistence ...