allotrope是什么意思

Carbyne is a new allotrope of carbon which had been found in nature in 1968.线型碳是1968年在自然界发现的一种碳的新同素异形体....

allotrope的音标：allotrope的英式发音音标为：['ælətrəʊp]allotrope的美式发音音标为：['ælətroʊp]...

He fixed me with those luminous, empty eyes and his melancholy smile.他笑容忧郁地凝视着我，闪亮的眼睛里空无一物。The desert was luminous, starkly beautiful.沙漠里泛着光，有一种荒凉之美。an alarm clock with a luminous dial夜光闹钟...

蓝色和绿色的眼影一直被认为是俗气的。Blue and green eyeshadow has long been considered kitsch.加了几滴绿色的食物色素。A few drops of green food coloring were added.珊瑚有黄色的、蓝色的或绿色的。Coral can be yellow, blue, or green....

Sorry to keep you, Jack...很抱歉让你久等了，杰克。Profit margins have been slashed to the bone in an attempt to keep turnover moving.为了维持资金周转，利润率已被降为最低。Whatever is left over may be put into the refrigerator, where it will keep for 2...

ironworking的音标：ironworking的英式发音音标为：[aɪən'wɜ:kɪŋ]ironworking的美式发音音标为：[aɪən'wɜkɪŋ]...

v.（尤指为道德或实际理由而）习惯性避开，回避( eschew的第三人称单数 )...

orchestras的音标：...

“褥套”的拼音为：rù tào ...

v.痛击，猛击( bash的现在分词 )，严厉批评...

Everybody seems at sixes and sevens.每个人都好象乱七八糟的.The government is at sixes and sevens over the issue of domestic security.在国内安全问题上，政府一片混乱。I'm all at sixes and sevens about what to do.我心里七上八下,不知该怎么办.The dog left the ...

Agroecology examines the connection between agricultural crops and the environment.农业生态学考查农作物与环境之间的关系.Geoponics and agroecology are two independent disciplines with close relations.耕作学与农业生态学是两门独立的学科,且彼此间密切相关.This website...

n.叙述者，制图人，记录器...

n.（飞檐檐口的）波纹线脚，反曲线饰...

ups的音标：...

reversal的复数形式为：reversals...

The Secretary of State has given in to special pleading.国务卿已被那些诡辩之词给说服了。Mr Burke, pleading poverty, changed his mind.伯克先生以自己穷为由改变了主意。He simply ignored Sid's pleading.他完全不理会锡德的恳求。...