noon前面用at,因为noon是指中午十二点,在时刻前用at,在日前用on,在年和月前用in,还有一些固定短语in the morning,in the afternoon,in the evening,at night,at noon。
noon可以用作名词
noon的意思是指正午十二点钟,不指一段时间。noon前无冠词。
用in the noon表示“晌午”前后一段时间,为非正式用法。
The noon sun was fierce
正午的阳光火辣辣的。
The clock strikes twelve times at noon.
正午时钟打12下。
The neighbours reported seeing him leave the building around noon.
邻居们反映说在中午时分看见他离开了大楼。
The work continues morning, noon and night.
这项工作从早到晚持续进行。
She'll arrive in New York at noon.
她将在正午抵达纽约。
She finally emerged from her room at noon.
中午,她终于从屋里出来了。