riboflavin
n[U]
vitamin B2, which is found in meat, fish, milk and green vegetables, and also produced synthetically, and which helps growth in man 核黄素.
🗣️ 情景例句
He watches the CCTV news at 7:00 P.M. everyday.
他每晚 7 点都收看“中央电视台”的新闻联播。
The sky is not less blue because the blind man does not see it.