I'm a bit too long in the tooth.

我的牙齿有点太长了。

I’m getting a bit long in the tooth for this sort of thing.

【long】我太老了，做这种事情不合适了。

Though he was long in the teeth, he decided to save his village tooth and nail.

即使他年纪大了，他也决定竭尽全力地拯救他的乡村。

I know. - You need a tall, blonde, maybe Swedish, you know, who's a little long in the tooth - Yeah, oh, maybe.

我知道。- 你需要一位高个子金发美女，可能是瑞典人，年纪有点大。- 是的，哦，也许吧。

That said, FedEx's failures-to respond more quickly to the changing e-commerce landscape, to read the runes of geopolitics and to end its stubborn refusal to join its two businesses-reflect a company whose management is long in the tooth.

即便如此，联邦快递的失败——以更快的速度对不断变化的电子商务格局做出反应，阅读地缘政治符文，结束其顽固拒绝加入两家公司的局面——反映出这家公司的管理层年事已高。