Metanephrine
[化] 间甲肾上腺素\\n[医] 3-甲氧基肾上腺素
🗣️ 情景例句
Please give me a wake up call at 7:30 am tomorrow.
请在明早七点半叫醒我。
This river is one third as long as that river.
这条河只有那条河的三分之一长。
We visited the Great Wall. We went there by bus. We all took some food and drink with us.
我们参观了长城。我们是坐车去的。我们每人都自备一些食物和饮料。