Nails
n. 钉子（nail的复数）
🗣️ 情景例句
His books exposed people to new ideas.
他的书使人们接触了新思潮。
The people at the party were worried about Janet because no one was aware of where she had gone.
参加聚会的人们都为珍妮物担心，因为没人知道她去哪里了。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。