Chiral auxiliary (reagent)
[化] 手性助剂
🧩 词语组成解析
adj. 辅助的;备用的,补充的;附加的;副的;
n. 助动词;辅助者,辅助人员;附属机构,附属团体;辅助设备;
auxili帮助+ary...的 → 辅助的
🗣️ 情景例句
But it looks like that's out of the question.
看现在看来不可能了。
Only the Earth provides ideal conditions, and even here it has taken more than four billion years for plant and animal life to evolve.
只有地球提供理想的条件,而即使在这里,植物和动物的进化也用了40亿年的时间。
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