Riders
n. 騎（馬、自行車等）的人( rider的名詞復數 ); 乘客; 附文; 附加條款
??? 情景例句
the copy of Richard's book on my desk?
在我桌上那本Richard的書 好嗎
You'll hurt your thumb, if you don't take care.
你不專心的話，就會傷到你的拇指。
Speculations about is nature have been going on for literally thousands of years,
人們對睡眠作用的種種猜測，確實有數千年之久。