Apparent diameter
[机] 虚表直径, 视直径
🧩 词语组成解析
🗣️ 情景例句
Are you being waited on?
您需要服务吗？
Then we could look at the production line.
然后我们再去看看生产线。
I must go to the greengrocer's.We haven't got many tomatoes,but we've got a lot of potatoes.
我还得到蔬菜水果店去一下。我们番茄不多了，但土豆还有不少。