Remember was written by Christina Rossetti when she was still a teenager at the tender age of 19.

《请记住我》是克里斯蒂娜·罗塞蒂在 19 岁的时候写的，当时她还是一个青少年。

So just to be clear, at the tender age of 11, I'll be officially participating in an academic study.

我确认一下，在稚嫩的11岁那年，我将正式加入学术研究中吗。

She went before at the tender age of 100, she says she figures with as many people who do it skydiving had to be safe.

她在 100 岁的时候就参加过跳伞，她说她和很多跳伞的人一样认为跳伞必须安全。