Cucurbituril is a macrocyclic cavitand compound with two portals.葫芦脲是一种具有大环空腔、两端开口的葫芦状分子.All these novel macrocyclic compounds were confirmed with elemental analysis, IR, 1 HNMR and MS.这些新型大环化合物均经元素分析 、 IR 、 1HNMR、MS等证实其...
O Arjuna, nescience, inertness, neglectfulness and also illusion; when these arise the mode of ignorance predominates.阿诸那啊, 无知, 消沉, 疏忽和妄想, 当所有这些一起呈现的时候,就是愚昧无知占了主导地位.Thus, the lower lobe predominates posteriorly and the u...
He's out and away the cleverest boy in our class.他绝对是我们班上最聪明的学生.I'm opposed to the idea of creaming off the cleverest pupils and sending them to a special school.我反对把最聪明的学生挑出来送往专门学校的主张.The cleverest housewife c...