英语语法分析

A pinhole camera made out of a beer can was left in the north of England for three months.

一个由啤酒罐制成的针孔摄像机放在英格兰北部三个月了。

The yellow parts has small oval-shaped protrusions, each with one or two “pinhole” depressions.

黄色部分有小的椭圆形突出，每个突出又有一到二个“针孔”状凹陷。

For their next work, they'll be looking at how to replicate the intricate grooves and pinhole depressions.

至于下一步的工作，他们要研究怎么模拟复杂的沟槽和针孔凹陷。