Fish could be sighted finning near the surface.我们可以看到鱼把鳍露出水面.A shark was finning around the surface of the ocean.一条鲨鱼把鳍露出海面游动.The sharks were finning near the surface.这些鲨鱼靠近水面时鳍露水面上....
而且, 这一目标或许要早于防止污染.Indeed, this strand may well predate the anti - pollution effort.在世界上大部分地区, 以重量表示价值的金属作为货币使用早于硬币.Metal, valued by weight, preceded coins in many parts of the world.测色学的基本概念早于1853年由格腊斯曼加以阐述.The basic con...