odd表示奇数，even表示偶数。
oddadj.奇怪的；怪异的；反常的；
evenadj.平滑的；平的；平坦的
She didn\'t even call to say she wasn\'t coming.
她甚至没打电话来说一声她不来了。
What time would you like your evening meal?
你打算几点钟吃晚饭？
They\'re very odd people.
他们那些人都很古怪。
水利万物而不争,
而万物莫能与之争。
