a

字母A；第一流的；学业成绩达最高标准的评价符号英释中释nused to show that you are referring to a general type of person or thing and not a specific person or thing

[物]安（ampere）中释abbr

1 Would you like a sandwich?.来块三明治好吗？

2 I want to train to be an engineer..我想经过培训成为一名工程师。

3 He’s a really nice man..他真是个好人。

4 Take a look at this..瞧瞧这个。

5 It needs a good clean..这得好好清洗一下。