WebFeb 14, 2024 · The mantle, which has a passive role in the majority of mollusks, has become involved in locomotion in cephalopods, having almost entirely lost its rigid shell and become highly muscular. Its expansion and contraction produce a locomotory water current by drawing water into the mantle cavity and expelling it through the funnel. WebNov 17, 2024 · manual (adj.) 「手に関連する、手によって行われ、作られ、または使用される」紀元前1400年頃、ラテン語の manualis 「手に属する、手で投げることができる」という言葉から来ています。 これは、 manus 「手、力、力の制御、武装した力、筆跡」から派生したもので、PIEルートの*man-(2)「手」から ...
Cephalopod Definition, Etymology, Species, & Facts
WebArthur is a male given name possibly of Brythonic Celtic origin. Another theory is that the name is from Latin origin derived from the Roman clan Artorius who lived in Roman Britain for centuries. Its popularity derives from it being the name of the legendary hero King Arthur.It may derive from the Celtic Artos meaning “Bear”.. A common spelling variant … Webmantle: [noun] a loose sleeveless garment worn over other clothes : cloak. a figurative cloak symbolizing preeminence or authority. royalty rate 中文
DICTIONARY OF TERMS - Susquehanna University
WebJan 17, 2024 · mantlet ( plural mantlets ) A short sleeveless cloak or cape. ( military, now historical) A portable screen or other covering, especially as used to protect the … WebThis relatively thin layer, varying around 250 km in thickness, may hold the key to understanding how the core and mantle interact. The D” layer may also be where deep mantle plumes originate and where subducting slabs terminate. WebOct 28, 2013 · The mesh covering of a gas or candle flame, which gives off light when heated, is called a mantle, as are various bits of animal organs, parts of the plumage of birds, and even an bloom of algae on a pond. The layer of the earth between the core and the crust, composed of hot rocks, is called “the mantle.”. royalty rate meaning