1. I'll be eternally grateful to you for this. 我将为此永远感激你。
2. She is eternally grateful to her family for their support. 她因家人的支持对他们永存感激之心。
3. Snakes are symbols of renewed life and fertility in the East; because they shed their skins so they seem to be eternally young. 在东方，蛇一般都是新生命和多产的象征；因为蛇的蜕皮似乎能使它永远年轻。
4. Also Venice, the city eternally threatened by the sea, where every morning wooden pathways have to be set up to allow tourists to reach the hotels. 还有威尼斯，这座一直永远受到大海的威胁，每天早上都要设置木制通道，让游客到达酒店。
5. Also, Venice, the city eternally threatened by the sea, where every morning wooden pathways have to be set up to allow tourists to reach their hotels. 还有威尼斯，这座永远受到大海威胁的城市，每天早上都必须要搭建木制通道来让游客抵达他们的酒店。
