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- Let' s rearrange the match for next Saturday. 咱們把比賽重新安排在下星期六舉行吧。
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過(guò)冬。
- Beckmann rearrangement reaction is that amide is formed by ketoxime under the condition of acid catalyzer. 酮肟在酸性催化劑作用下,生成酰胺的反應稱(chēng)為“貝克曼重排反應”。
- Most plural nouns in English end in "s". 英語(yǔ)的復數名詞多以“s”結尾。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過(guò)多次已縮水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的愛(ài)好。
- The rearrangement of acetone oxime in the Beckmann solution involves three acetic acid molecules and one proton (present as an oxonium ion). 模擬表明，有三個(gè)乙酸分子和一個(gè)質(zhì)子（以氧鎓的形式純在）參與了反應。
- Answer the following question(s). 回答下列問(wèn)題。
- Most plural nouns in English end in s'. 英語(yǔ)的復數名詞多以s結尾。
- This paper reports a new process of synthesizing paracetamol from phenol by acetylization,oximation and Beckmann rearrangement. 報道了由苯酚經(jīng)過(guò)乙?；?、肟化、重排反應合成撲熱息痛的一種新方法。
- The drug affects one's power(s) of concentration. 這種藥影響人精神不能集中。
- The Beckmann solution consists of acetic acid, hydrochloric acid and acetic anhydride, and was widely used to catalyze the rearrangement. 貝克曼溶劑被廣泛用來(lái)催化重排反應，其實(shí)際成分為乙酸，鹽酸和乙酸酐。
- Here are the designs. Which one(s) do you prefer? 這就是那些圖樣.;你喜歡哪一個(gè)[些]?
- Which journal(s) do you subscribe to? 你訂閱哪一種雜志?
- The novel had an enormous vogue in the 1930's. 這本小說(shuō)在三十年代曾廣為流傳。
- He earned four A's in the final examinations. 他期末考試四門(mén)功課得優(yōu)。
- The Beatles were the pop idols of the 60's. 披頭士樂(lè )隊是六十年代人們崇拜的偶像。
- He returned to the fold at his 80's. 他在八十高齡又恢復原來(lái)的宗教信仰。
- She has an amused twinkle in her eye(s). 她高興得雙目熠熠發(fā)亮。
- Driving with worn tread(s) can be dangerous. 輪胎胎面磨損的汽車(chē)開(kāi)著(zhù)有危險。
