tenacity of the lubricating film

例句：

1. 1. Theclimber's tenacity inthe face of adversity is trulyinspiring.
   这位登山者在逆境中的坚韧令人钦佩。
2. 2. The team's tenacity in overcoming the challenges was commendable.
   团队在克服挑战时的坚韧值得赞扬。
3. 3. Despite facing numerous obstacles,she maintained her tenacity and continuedto strive for success.
   尽管面临重重困难，她依然保持坚韧，继续努力追求成功。