较大的羽毛可以逐渐增加升力，直到逐渐实现持续的飞行。

Larger feathers could have increased lift incrementally, until sustained flight was gradually achieved.

youdao

我们需要用技术实现持续一致性。

We need technique to achieve consistency.

youdao

报告认为，其他国家也可以实现持续高增长。

High, sustained growth can be achieved in other countries, argues report.

youdao

Generally organic, it comes from organic farm where they practice sustainable,

一般来说，有机食物来自于有机农场，在那它们能实现可持续性，

吃有机食品 - SpeakingMax英语口语达人