Risic acid
[化] 日斯酸
🧩 词语组成解析
🗣️ 情景例句
It was a pretty dumb thing to do.
做那件事真傻。
When he opened the door the cat ran out and brushed by his legs.
当他一开门，那只猫跳了出来，偎依在他的脚边。
She got up before 7 o'clock in the morning, and quickly washed her hands and face.
00以前起床，快快地洗手洗脸。