Methylcystein
甲基胞嘧啶
🗣️ 情景例句
From me and Marilyn.
Marilyn和我送的。
I dress my sister and wash her hands and face.
我给我妹妹穿衣服，洗脸洗手。
As it is only six feet across, it is barely noticeable.
仅6英尺宽，很难被发现。