by the thousands造句

1、Some species gather by the thousands to form multicellular bodies that can crawl.
一些种类的黏菌千上万个个体聚集起来，形成可以爬行的多细胞体。

2、Mullets, crabs, rays and small fish congregate by the thousands off an Alabama pier.
胭脂鱼，螃蟹，鳐，小鱼等聚集在数以千计的阿拉巴马岸口。

3、Upon reaching the coast, the lemmings do not stop but swim by the thousands into the surf.
一旦到达海岸，旅鼠不会停下来，而是成千上万地游进海浪中。