Rdm
abbr. random 随意的; 任意的; 不规则的; root drum 根鼓膜
🗣️ 情景例句
People who take less exercise seem more vulnerable to illness.
缺少运动的人对疾病的抵抗力就差。
It's about time.
时间差不多了。
Are there any houses in the picture?
画里面有房子吗？