Yellow: Sub out
They were 200,000 miles above the Earth and closing in on their target when they needed to stir tanks containing vital oxygen and hydrogen.
，详情可参考safew官方版本下载
Consider the task of building a slice of tasks to process:
8. What is an affiliate disclosure statement? An affiliate disclosure statement discloses to the reader that there may be affiliate links on a website, for which a commission may be paid to the publisher if visitors follow these links and make purchases.
Naomi Clarke,BBC Newsbeat