Metalloporphyrin
金属卟啉
🗣️ 情景例句
6:00 sharp, please.
请6点整叫我。
In a calm sea, every man is a pilot.
平静的海上易驶船。
'I suggest,' said the inspector, 'that you are not telling the truth.
“我提醒您，”探长说，“您讲的不是实话。