Conformational inversion
[化] 構象反轉
?? 詞語組成解析
a. [化]構象的
inversion
[in'v?:??n]
n. 倒置;（尤指詞序）倒裝;轉化;（染色體的）倒位;
??? 情景例句
Now, once you put the ring on Susan's finger,
現在， 你一旦將戒指戴上Susan的手指，
Rachel promised to listen for the telephone.
雷切爾答應要守著接聽電話。
Once in a while sailors came down, Kunta thought, to carry sick men upstairs for treatment.
偶爾水手下來，孔塔猜想是把生病的人抬上去進行治療。