Thyrocalcitonin
n. [生化]降(血)钙素
🗣️ 情景例句
I can't build a fire by rubbing two pieces of wood together.
我总不能靠着磨擦两片木柴来取火吧。
God never shuts one door but he opens another.
天无绝人之路。
But suppose the earth could be covered with sensors spaced one foot apart,
假设地球上可以布满传感器，每个相隔1英尺，