city
[名 詞] 都市, 城市.
Taipei is a famous city in the world.
臺北是全世界知名的都市.
[形容詞] 都市的, 城市的.
I like country life, but she likes city life.
我喜歡鄉(xiāng)村生活, 但是她喜歡都市生活.

class
[名 詞] 班級, 年級, 等級, 課程.
We will have an English class tomorrow.
我們明天會有一堂英文課.
All the students in my class are friendly.
我們班上所有的學(xué)生都很友善.
[動 詞] 分級, 分類.
[口 語] 高質(zhì)量, 出色的風(fēng)度.

classmate
[名 詞] 同班同學(xué).
She was my classmate in the elementary school.
她是我小學(xué)的同班同學(xué).
I saw my old classmate last week. She is as boring as ever.
上星期我遇見我的老同學(xué), 她還是像以前一樣沒趣.

classroom
[名 詞] 教室.
There are twenty nine students in the classroom.
教室裡有 29 個學(xué)生.
Take off your hat when you enter a classroom.
當(dāng)你進(jìn)入教室時請脫下 (你的) 帽子.

climb
[動 詞] 登上, 攀緣向上, 上升.
They had to climb a wall six feet high.
他們必需爬上一個六英尺高的圍墻.
[名 詞] 攀登, 攀爬.
The climb was harder than I thought.
這次的爬山比我想像的還要困難.