英语作文中at

English: When using \"at\" in English writing, it is important to pay attention to its various functions. \"At\" is commonly used to indicate a specific location or place, such as \"at the park\" or \"at home.\" It can also be used to refer to a specific point in time, for example, \"at 3 o'clock\" or \"at noon.\" Additionally, \"at\" is used to express a rate or price, such as \"at a discount\" or \"at a high speed.\" Another common usage of \"at\" is to indicate a specific group or category, like \"at school\" or \"at work.\" Overall, understanding how to correctly use \"at\" in different contexts is essential for clear and effective communication in English writing.

中文翻译: 在英语写作中使用“at”时，重要的是要注意它的各种功能。 “At”通常用于表示特定的位置或地点，比如“在公园”或“在家”。它也可以用来指示特定的时间点，例如“在3点”或“在中午”。此外，“at”用于表达速率或价格，比如“打折”或“以高速”。 “At”的另一个常见用法是表示特定的组或类别，比如“在学校”或“在工作中”。总的来说，了解如何在不同的上下文中正确使用“at”对于清晰有效地在英语写作中进行交流是至关重要的。