老到 (lǎo dào) — experienced and adept; reliable and mature (of a person's skill or character)

Definition

Examples

• 他做事很老到，值得信赖。
  Tā zuò shì hěn lǎo dào, zhí dé xìn lài.
  He is very experienced in handling things and trustworthy.
• 这位老师教书多年，非常老到。
  Zhè wèi lǎo shī jiāo shū duō nián, fēi cháng lǎo dào.
  This teacher has taught for many years and is very seasoned.
• 她虽然年轻，但为人老到，让人放心。
  Tā suī rán nián qīng, dàn wèi rén lǎo dào, ràng rén fàng xīn.
  Although she is young, she is mature and reliable, which puts people at ease.