Tetrafunctional
a. [化]四功能化合物的
🗣️ 情景例句
Well, I think I may have found a way to do it.
噢， 我想我也许已找到一种办法。
Is there any earlier one?
还有更早一点的吗？
and there is a virtual limit on how long we can hope to remain alive,
我们所希望的长寿实际上是有限度的。