It would be better to read a line into a temporary buffer and then copy this to user space in one go.
比较好的方法是读取一行到临时缓冲区，然后将这一行一次性拷贝到用户空间。
The planet's oceans store more than 90 percent of the heat in the Earth's climate system and act as a temporary buffer against the effects of climate change.
地球气候系统的热量有90%以上被储存在全球海洋中，因此海洋扮演了遏制气候变化效应的临时缓冲器的角色。
The planet's oceans store more than 90 percent of the heat in the Earth's climate system and act as a temporary buffer against the effects of climate change.
地球气候系统的热量有90%以上被储存在全球海洋中，因此海洋扮演了遏制气候变化效应的临时缓冲器的角色。 。
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