保护区在河口安装摄像头,监测鳄鱼的繁殖情况。Bǎohùqū zài hékǒu ānzhuāng shèxiàngtóu, jiāncè èyú de fánzhí qíngkuàng.The reserve installed cameras at the river mouth to monitor the crocodiles' breeding conditions.
河边的石头上趴着一条大鳄鱼。Hébiān de shítou shang pā zhe yì tiáo dà èyú.A big crocodile is lying on a rock by the river.
孩子们在动物园里看鳄鱼晒太阳。Háizimen zài dòngwùyuán lǐ kàn èyú shài tàiyáng.The children are watching a crocodile sunbathe at the zoo.