Sprag
n. 制轮木\\n[机] 插模钉
✅ 同义词
🗣️ 情景例句
They graduated from high school last year.
他们去年高中毕业。
The best hearts are always the bravest.
最善良的人往往是最勇敢的人。
Moreover, as soon as new knowledge is acquired, it is now turned to practical account.
而且，新知识一旦获得，便得到实际应用。