placoderm

英式音标：['plækədɜ:m]

美式音标：['plækəˌdərm]

词汇分类：《藻类学 第四版(Phycology Fourth Edition)》

词义：

n.

盾皮鱼；

英英释义

placoderm[ 'plækədə:m ]

n.fishlike vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws

用法：

权威例句

Placoderm anatomy and phylogeny: new insights

The relationships of placoderm fishes

Placoderm fishes, pharyngeal denticles, and the vertebrate dentition.

A Silurian placoderm with osteichthyan-like marginal jaw bones

A primitive placoderm sheds light on the origin of the jawed vertebrate face

A new Early Devonian placoderm from New South Wales, Australia, with a discussion of placoderm phylogeny

A new Early Devonian placoderm from New South Wales, Australia, with a discussion of placoderm phylogeny

New Early Devonian brachythoracids (placoderm fishes) from the Taemas - Wee Jasper region of New South Wales

The Holonematidae (Placoderm Fishes), A Review Based on New Specimens of Holonema from the Upper Devonian of Western Australia

IX.—The Placoderm Fish Coccosteus cuspidatus Miller ex Agassiz from the Middle Old Red Sandstone of Scotland. Part I. Descriptive M...

造句：

1. They used to enjoy going out to dine.

他们以前很喜欢出去吃饭。

来自柯林斯例句

2. I wish I could afford to dine off fresh meat every day.

我要是能天天吃到新鲜的肉就好了.

来自《简明英汉词典》

3. Let's dine out tonight. I'm too tired to cook.

我太累了,不想做饭, 今晚咱们到外面吃吧.

来自《简明英汉词典》

4. Does the Queen really dine off the gold plates?

女王真的用金盘子进餐 吗 ?

来自《简明英汉词典》

5. How long can she dine out on her former success?

她靠往日的成功而享名的日子能有多久 呢 ?

来自《简明英汉词典》

[ dine 造句 ]