Tetrahydroxy
a. [化]四羟(基)的
🗣️ 情景例句
It's the best we can do under the circumstances.
情况就是这样， 我们已经尽力而为了。
You've got to do something.
你一定要想办法。
Then he spoke slowly, but I could not understand him.
于是他说得慢了，可我还是听不懂。