Thymosin
n. [生化]胸腺素(由胸腺分泌的一种能刺激淋巴细胞合成和成熟的多肽激素)
🗣️ 情景例句
Please excuse me. I'm very sorry.
请原谅我， 我真的很不好意思。
Who would you name as the greatest poet of our time?
你认为当代最伟大的诗人是谁？
The ice is hard enough to skate on.
冰已经厚得可以划冰了。