acetylene什么意思解释？

This paper discussed three methods of producting vinyl etherspreparation from acetylene, dehydrohalogenation and acetals.论述了乙烯基醚类化合物的三种主要制备方法乙炔法 、 脱卤化氢法和缩醛热分解法.Allene is an isomer of methyl acetylene.丙二烯是甲基乙炔的一种异构体.In th...

Allene is an isomer of methyl acetylene.丙二烯是甲基乙炔的一种异构体.In the darkness, the machine gun spat a vindictive white light like an acetylene torch.机枪在黑暗中吐出一道凶厉的白光,活象一支喷火的乙炔吹管.In the high - pressure system both oxygen and acet...

acetylene的音标：acetylene的英式发音音标为：[ə'setəli:n]acetylene的美式发音音标为：[ə'sɛtlˌin, -ən]...

primp的音标：primp的英式发音音标为：[prɪmp]primp的美式发音音标为：[prɪmp]...

kohlrabi的音标：kohlrabi的英式发音音标为：[ˌkəʊl'rɑ:bi]kohlrabi的美式发音音标为：[ˌkoʊl'rɑbi]...

n.机能障碍，机能失调( dysfunction的名词复数 )...

n.上内唇根...

他在拍卖行、古玩店和跳蚤市场中寻宝。He finds material at auctions, antique shops and flea markets.葛丽泰·嘉宝想方设法躲开记者和摄影师。Greta Garbo went to great lengths to hide from reporters and photographers.贝夫用她一贯滑稽耍宝的方式逗她发笑。Bev made her laugh, the way ...

makhi的音标：makhi的英式发音音标为：[mɑ:'kɪ]makhi的美式发音音标为：[mɑ'kɪ]...

n.变磁性...

He flatters her outrageously , and she swallows it whole , ie believes it entirely.他极力奉承她, 而她竟以为完全是由衷之言.The chairman flatters himself on his judgment of people.主席自认为他审视人比别人高明。This colorful boucle wool dress really flatte...

Thousands of meteorites penetrate Earth's atmosphere and fall harmlessly to the ground each year.每年,几千块陨石穿过地球大气,掉到地面上,并不会造成什么伤害.One theory about the existence of extraterrestrial life rests on the presence of carbon...

make sth of的音标：...

It is undemocratic to govern an area without an electoral mandate.没有选民授权就统辖一个地区是不民主的。Opponents denounced the decree as undemocratic and unconstitutional.反对派抨击该法令是不民主的、违反宪法的。...the undemocratic rule of the former politica...

partitions的音标：partitions的英式发音音标为：[pa:'tɪʃənz]partitions的美式发音音标为：[pa'tɪʃənz]...

mishandling的音标：...

hail的音标：hail的英式发音音标为：[heɪl]hail的美式发音音标为：[hel]...

inosculate的现在进行时为：inosculating...