very similar to the first complex life forms. 与最早的复杂生物形态非常相似

37. life still resembles that more primitive time.
    生命仍然与原始时期类似
38. They may not look like it...
    虽然可能看起来不像
39. but these are animals...
    但这些动物
40. very similar to the first complex life forms.
    与最早的复杂生物形态非常相似
41. Most are soft-bodied and rooted to the seafloor.
    多数为软体且根植于海底
42. All have senses.
    都有感官
43. And some can even see their surroundings.
    有一些甚至能看到周围

来自《我们星球上的生命 第一季 第二集 Life on Our Planet S01E02 第一前线》第 40 行