引言：
蜡笔和峡谷，傻傻分不清楚~~
canyon /ˈkænjən/
noun
（周围有悬崖峭壁的）峡谷
a deep valley with steep sides of rock
the Grand Canyon.
(美国的)大峡谷
crayon /ˈkreɪən/
noun
彩色铅笔（或粉笔、蜡笔）
a coloured pencil or stick of soft coloured chalk or wax , used for drawing
Someone had scribbled all over the table in crayon.
不知谁用蜡笔胡写乱画，桌面上都涂满了。
Thanks for reading~