pectoral fins

pectoral fins 基本解释

[鱼]胸鳍

pectoral fins 用法和例句

1、There are spots of shine developing on the pectoral fins.

有景点的光芒发展对胸鳍鳍。

2、He oxygenates the eggs by fanning them with his pectoral fins.

他还用自己不平衡的鳍唿扇着氧气给蛋。

3、Flying fish leap out of the water and glide, using their pectoral fins.

飞鱼钻出水面，利用胸鳍在水上滑行。

4、Elongated mostly scaleless marine fishes with large pectoral fins and reduced pelvic fins.

多数细长的无鳞海水鱼，有大的胸鳍和退化的腹鳍。

5、The combined head, trunk and enlarged pectoral fins of some cartilaginous fishes with depressed bodies.

体盘头部，身体以及延长的胸鳍所共同形成的体盘。

重点词汇

pectoral a. 胸的, 治疗胸科病的, 戴在胸前的, 出自内心的, 发自胸腔的 n. 胸饰, 胸部器官, 遮胸, 祛痰药

fins n. 鳍片, 散热翅片；五元纸币（fin的复数形式）