Spiculum
n. [动](海参的)骨片,(线虫的)交合刺,(海绵的)骨针
🔁 扩展释义
【医】 针, 刺; 交合刺
🗣️ 情景例句
One scoop or two?
一杓还是两杓？
I played upstairs yesterday.
我昨天在楼上玩。
What happened before printing was invented?
印刷术发明以前是怎么一回事？