free-swimming的例句大全

Any of various marine invertebrates of the class Crinoidea, such as the sea lilies and feather stars, that are attached to a surface by a stalk when young but may be free-swimming as adults.

海羊齿一种海百合类海洋生无脊椎动物，如带柄海百合及毛头星，幼年时漂浮，成年时可自由游动。

But while sailing around the Mediterraneanrecently, photographer Barry Bland came across one of the free-swimming marineanimals-and was thrilled to find that it looked just like a fried egg.

但是一名摄影师最近在游玩地中海时看到了一种自由泳式的海洋生物，而且惊奇的发现看起来就像是荷包蛋。

unicellular or colonial biflagellate free-swimming flagellates.

自由泳的单细胞或群居双鞭毛藻。

any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle.

各种通常是自由游动的海生腔肠动物，其凝胶状水母阶段是其生命周期中的主要阶段。

any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle.

各种通常是自由游动的海生腔肠动物，其凝胶状水母阶段是其生命周期中的主要阶段。

any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle.

各种通常是自由游动的海生腔肠动物，其凝胶状水母阶段是其生命周期中的主要阶段。

the flat, free-swimming, ciliated larva of a coelenterate.

浮浪幼体腔肠动物其扁平的，能自由浮游的，有纤毛的幼体。

the tentacled, usually bell-shaped, free-swimming sexual stage in the life cycle of a coelenterate, such as a jellyfish.

水螅水母有触手的，通常呈带状的，生命周期中有性阶段自由游动的腔肠动物，如水母。

jellyfish are free-swimming members of the phylum cnidaria.

水母是腔肠动物部的成员。

Free-swimming larva of ascidians; they have a tail like a tadpole that contains the notochord.

自由游动的海鞘类幼体；它们有含有脊索的蝌蚪形尾巴。

This includes both free-swimming and crawling vehicles operating in the surf zone.

这包括两者自由 - 游动和爬行运载器在碎浪带中操作.

The free-swimming larva of the oyster.

牡蛎的自由浮游幼虫.

Free-swimming stalkless crinoid with ten feathery arms; found on muddy sea bottoms.

自由飘浮的无柄海百合，有十只羽状的手臂；多见于多泥的海底。

Marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to submerged surfaces. small freshwater crustaceans with a shield-shaped carapace.

海生甲壳动物，有羽毛状捕食的附肢；幼体独立游水；成体形成硬壳附着生活于水下。小型淡水甲壳动物，长有盾牌状甲壳。