Sers
表面增強(qiáng)拉曼譜儀
??? 情景例句
I'm afraid you're right.
恐怕你對(duì)了。
Competition for this kind of goods is tough.
這種商品的競(jìng)爭(zhēng)非常激烈。
But George's parrot, Henry, was still there.
但時(shí)喬治的鸚鵡亨利仍在那里。