Sharpening
n. 加強；刻石；削尖；銳磨
? 同義詞
??? 情景例句
No, no, I'm just a little upset.
沒有，沒有受傷，只是情緒有點不穩(wěn)。
What choice do I have?
我有什么選擇嗎？
Though, at first, Byrd and his men were able to take a great many photographs of the mountains that lay below, they soon ran into serious trouble.
雖然開始時伯德和他的助手們拍下了飛機下面連綿群山的大量照片，但他們很快就陷入了困境。