Thyminose
胸腺糖
🗣️ 情景例句
I'm sure they'll like it.
我相信他们会喜欢的。
Mary is in her freshman year.
玛丽大学一年级。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。