这取决于我想在新的相中，积累多少物质，只要在相图中直接，读出这两段的长度比，我总能决定出新的相中的物质含量。

And depending on how much material I feel like I need to collect in the new phase, I can always determine that simply by reading off the phase diagram what the ratio of these two segment lengths is.

youdao

你可以用随身携带的MP3播放器来练习听力，将你听懂的或部分听懂的有趣的外文段子朗读出来，如果你坚持这么做，你将习惯于外文的语言组织方式，一小时的听力和朗读自学训练比几个小时的课堂学习更有效率。

If you keep listening and reading you will get used to the language. One hour of listening or reading is more effective than many hours of class time.

youdao

即使第二句比第一句要多大约30%，两句话也要在相同的时间里读出来。

Even though the second sentence is approximately 30% longer than the first, the sentences take the same time to speak.

youdao