求翻译：永川龙是一种大型食肉恐龙。全长约10米，站立时高4米，有一个又大又高的头，略呈三角形。嘴里长满了一排排锋列的牙齿，就像一把匕首。脖子较短，身体也不长，但尾巴很长，站立时，可以用来支撑身体，奔跑时，则要将尾巴翘起，作为平衡器用。前肢很灵活，指上长着又弯又尖的利爪，后肢又长又粗壮，也生有三趾。常出没于丛林、湖滨。行为可能像今天的豹子和老虎是什么意思？

The Yongchuan Dragon is a large carnivorous dinosaur. The total length of about 10 meters, standing four meters high, have a big head, slightly triangular. The mouth was covered with rows of front row of teeth, like a dagger. A shorter neck, the body is not long, but the tail is very long standing,

stegosaurus is a large meat eating dinosaur. Length of approximately 10 meters high, standing at 4 meters, with a large, high on the head, slightly 3 triangle. mouth was filled with row after row of teeth -- just like a knife. A short neck, and the body is also not a long tail is very long, but when

Yongchuanlong is a large carnivorous dinosaur. Some 10 metres in length, stand 4 meters high, has a high head and large, somewhat triangular. His mouth was covered with rows of front teeth, like a dagger. Shorter necks, body is not long, but the tail is very long, when standing, can be used to suppo