Sometimes, the tired scientist wants to give up the plan for he has failed in the experiment some times, but he still spends some time on it every day because he believes he will be successful sometime.
有时，那个疲劳的科学家想要放弃那个计划，因为他已经几次在实验中失败了，但是，他仍每天在这上面花时间，因为他相信，在将来某个时刻会成功的。
Sometimes the tired scientist wants to give up the plan for he has failed in the experiment some times。But he still spends some time on it every day because he believes he will be successful sometime。
Anna行动派
Sometimes, the tired scientist wants to give up the plan for he has failed in the experiment some times, but he still spends some time on it every day because he believes he will be successful sometime. 有时，那个疲劳的科学家想要放弃那个计划，因为他已经几次在实验中失败了，但是，他仍每天在这上面花时间，因为他相信，在将来某个时刻会成功的。
嘎嘎豆子
Sometimes the tired scientist wants to give up the plan for he has failed in the experiment some times。But he still spends some time on it every day because he believes he will be successful sometime。