a tenacious grip
紧握
She's a tenacious woman. She never gives up.
她是个坚毅的人，从不放弃。
The party has kept its tenacious hold on power for more than twenty years.
这个政党已牢牢掌握大权二十多年。
a tenacious illness
顽症
1.固执的,顽固的,执拗的
2.抓牢不放的;强韧的,牢靠的(记忆等)
3.黏(性)的,黏着力强的
1.a tenacious person is very determined and is not willing to stop when they are trying to achieve something
2.tenacious ideas, beliefs, or habits continue for a long time and are difficult to change
1.After the dog got the ball, I tried to dislodge it from her tenacious jaws, but I could not.
狗咬住球后，我试图将其从紧咬的狗嘴里取出，但是不行。
2.I seldom lost to a girl, and I seldom got to know a girl like you. You are pure, active, determined and tenacious.
难得会输给你，也难道能认识你这么好的女孩，交你这么完美的朋友：单纯、活泼、坚强、执着。
3.Eleven years ago that tenacious little baby with her terrible troubles and fierce needs had saved her mother from dying of love.
十一年前，那个疾病缠身和需求强烈的顽强幼婴使得她母亲从因爱的破灭而一蹶不振中解脱出来。
4.He was a fine, handsome youth, smart, sensitive, tenacious, and bold, but with something in him that was elusive, dark, wild.
他是个很优秀、很英俊的年轻人，聪明，敏感，顽强而且胆大，但在他的身上还有某种令人难以琢磨、阴险和放浪的东西。
5.The tenacious Obi-Wan Kenobi was back, and a daring game of cat and mouse played out among the rocky debris of the Geonosian rings.
紧追不舍的欧比—万·克诺比又来了，他与费特父子在吉奥诺西斯星环的碎石中玩起猫捉老鼠的游戏。
6.The Company after years of development, all staff through the tenacious struggle, which has become the industrys leading companies.
本公司经过多年的发展，通过全体员工的顽强拼搏，现已成为同行业中的知名公司。
7.Good teams react and show tenacious qualities. City, in contrast, continued to concede all round the field.
一支好的球队应该具有顽强的品质，而曼城则没有表现出这种品质，他们在球场的每一处都遭到失败。
8.She was just incredibly tenacious and like those Dagenham girls, she wasn't the centre of her own world.
她只是异常顽强，而正如其他达格南女孩一样，她无法主宰自己的生活。
9.There he never give up, tenacious life, this is not ordinary people can do, to go through the number of failures.
还有他的永不言败，顽强生活，这点不是一般人能做到的，要经历多少的失败。
10.he a little old-fashioned tenacious, but can actually not but let the human admire him to emotion rigid and single-minded.
他有点古板固执但是却又不得不让人佩服他对情感的执著与专一。