specify
v
(pt, pp -fied) [Tn, Tf, Tw]
(esp fml 尤作文雅语) state or name clearly and definitely (details, materials, etc) 确切说明(细节、 材料等); 明确规定; 详述
The contract specifies red tiles, not slates, for the roof. 合同中规定屋顶要用红瓦而不用石板瓦.
The regulations specify that you may use a dictionary in the examination. 规则中指明考试时可以用词典.
That's not allowed. Once you are in here, listen to your teacher.
那是不允许的。一旦进来了,你们要听老师的话。
Of course he is. He's very successful. He's made lots of records. They broadcast a programme of his music last month on the radio. Why don't you come on Saturday? I think you'd enjoy it.