🧩 词语组成解析
insulin
['ɪnsəlɪn]
n. 胰岛素;
🗣️ 情景例句
When I think something is right, I will stick to that.
若我认为某件事是对的，我会坚持到底。
Which train do I take to Philadelphia?
去费城乘哪趟车？
who put his questions to nature instead of to the ancients,
他向自然界而不是向古人提出问题，