Nilo
镍铬低膨胀系数合金
✅ 同义词
🗣️ 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
Thank you for your letter.
谢谢你的来信。
On the first lap, Class 3 were in front.
在跑第一圈时，3班在前边。