spiculum是什么意思

n.[动](海参的)骨片,(线虫的)交合刺,(海绵的)骨针

1、He used the spiculum to defend himself against the wild animals.
他用短矛来保护自己免受野兽的侵害。
2、The archaeologists discovered several spiculums at the ancient battlefield.
考古学家在古战场上发现了几个小矛。

小矛，短矛；