yánjiū / rényuán / zài / yúlóng / lǐ / fàngrù / yú'ěr / jìlù / bùtóng / hǎiyù / de / bǔhuò / qíngkuàng

研究人员在渔笼里放入鱼饵，记录不同海域的捕获情况。

The researchers put bait in the fishing pots and recorded the catches from different areas of the sea.