Diffractometers
(diffractometer 的复数) n. [光] 衍射计
🗣️ 情景例句
46 Linden street, Riverdale.
林登街46号，Riverdale。
Will you sign with our contract at this price?
你能以这个价钱在合约上签字吗？
How are you doing?
你好吗？