1·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。
2·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。
3·Viewing the Sun's harsh light should only be done through protective equipment - proper solar glasses and solar telescopes, or through a pinhole projection system.
直视骄阳是危险的，只能通过适合的日食镜、配有滤光片的望远镜或者针孔投影系统观看日食。
4·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。
5·The photograph was made between mid-December 2009 and mid-June 2010 with a pinhole camera—in this case a punctured black-plastic film canister, aluminum foil, and black-and-white film.
相片由针孔摄像机摄制于2009年12月中旬到2010年7月中，---使用了刺孔的黑塑料胶片，铝箔，和黑白胶卷。