tardigrada

英 [tɑːdɪɡ'reɪdə] 美 [tɑːdɪɡ'reɪdə]

• 缓步类,缓步纲

英英释义

Noun:

1. in some classifications considered a separate phylum: microscopic arachnid-like invertebrates living in water or damp moss having 4 pairs of legs and instead of a mouth a pair of stylets or needlelike piercing organs connected with the pharynx