Meteoritics
n. 陨星学, 流星学
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗？
That deep sigh could only express Helen's sadness.
那深深的叹息，不外乎表示出海伦的悲哀。
What a good deal!
真便宜！