今日挑戰句子
影片不是英文？
Melanin is the skin's natural protection from UV radiation, but children's skin has less of this protective pigment.
黑色素是皮膚對紫外線輻射的天然保護，但兒童皮膚中，這種保護性色素較少。
句子選自此影片：【發音特輯】你的發音標不標準呢？一起來 review！
學習重點
1. pigment色素;顏料
pigment
[ˋpɪgmənt](n.)色素;顏料
口口口8 個月前
Melanin is the skin's natural protection from UV radiation, but children's skin has less of this protective pigment.
林檎先生8 個月前
Yuna8 個月前
Melanin is the skin natural protection from UV radiation, but the children’s skin has less of this protective pigment
Claire8 個月前
Melanin is the skin’s natural protection from UV radiation, but children’s skin has less of this protective pigment.
Melody8 個月前
Kate 靳8 個月前
Luna8 個月前
Mandalin is kids natural protection from UV radiation
Yuli8 個月前
Jessie8 個月前
林建志8 個月前