ambulacrum

/am-byuh-lak-ruhm, -ley-kruhm/US // ˌæm byəˈlæk rəm, -ˈleɪ krəm //UK // (ˌæmbjʊˈleɪkrəm) //

枕边人,枕木,枕戈待旦,枕头

Definitions

n.名词 noun

1
plural am·bu·lac·ra [am-byuh-lak-ruh, -ley-kruh]. /ˌæm byəˈlæk rə, -ˈleɪ krə/.
- : one of the radial areas in an echinoderm, as the sea urchin, bearing the tube feet by which the creature moves.