A remnant or trace of an organism of a past geologic age, such as a skeleton or leaf imprint, embedded and preserved in the earth's crust.
化石埋置并保存于地层中的古生物遗体、遗物和其生活遗址，如骨骸、叶子的印痕等
If something has been partly used or destroyed, we use remains or remnants.
若某物的一部分已用掉或毁掉，其剩余或残存部分可用。
I will sell this remnant to you, at cost.
我愿将此剩货照成本卖给你。
