nemertine

• 名词，指一类柔软、不分节的海生蠕虫，特征是具线状吻部，能伸缩身体。

A noun referring to a soft, unsegmented marine worm characterized by a threadlike proboscis and the ability to stretch and contract its body.

1. C2formalscientific

   A soft, unsegmented marine worm with a threadlike proboscis, known for its ability to stretch and contract its body.

   纽虫

   • The nemertine extended its proboscis to capture prey.
   • Scientists discovered a new species of nemertine in the deep ocean.
   • The nemertine's body can stretch to several times its original length.

   同义词ribbon worm