salpa

/sal-puh/US // ˈsæl pə //UK // (ˈsælpə) //

燕窝,燕子,燕麦,燕京

Definitions

n.名词 noun

1
plural sal·pas, sal·pae [sal-pee]. /ˈsæl pi/.
- : any free-swimming, oceanic tunicate of the genus Salpa, having a transparent, more or less fusiform body.

Salpa, sal′pa, n. a remarkable genus of free-swimming Tunicates.
In order to move itself, the Salpa has recourse to a singular artifice.
The stolon, like that in Salpa, contains a prolongation of the branchial sack.
Perhaps Salpa is the nearest animal, although the transparency of the body is nearly the only character they have in common.
The genus Salpa forms another interesting group of Tunicata.