butyraldehyde的意思

Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.Butyraldehyde 1,2 propanediol acetal was synthesized by using stannous chloride as catalyst.以非质子...

butyraldehyde的音标：butyraldehyde的英式发音音标为：[betaɪ'rɑ:ldɪhaɪd]butyraldehyde的美式发音音标为：[betaɪ'rɑldɪhaɪd]...

He had short dry coughs.他干咳了几声。When she coughs, it's my cue to come onto the stage.她一咳嗽, 就是 给我暗号出场.Coughs and sneezes spread infections.咳嗽和打喷嚏会传播传染病。The patient coughs very often and expectorates foul smelling grayi...

dialog box的音标：...

collectible的音标：collectible的英式发音音标为：[kə'lektəbl]collectible的美式发音音标为：[kə'lɛktəbəl]...

sealing的音标：sealing的英式发音音标为：['si:lɪŋ]sealing的美式发音音标为：['silɪŋ]...

“专长”的英语可以翻译为：speciality，special skill or knowledge，what one is skilled in or expert in，be accomplished in，specialty ...

n.不可能（性），不可能的事（情况）...

hemogenia的音标：hemogenia的英式发音音标为：[hi:məʊ'dʒi:nɪə]hemogenia的美式发音音标为：[himoʊ'dʒinɪr]...

adapting的音标：adapting的英式发音音标为：[ə'dæptɪŋ]adapting的美式发音音标为：[ə'dæptɪŋ]...

aegirinite的音标：aegirinite的英式发音音标为：[i:d'ʒaɪrɪnaɪt]aegirinite的美式发音音标为：[id'ʒaɪrɪnaɪt]...

The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation.列举的生物滤池与活性淤泥法的效率就需要初次沉淀和回流.Work with other Depts. to improve efficiencies , professionalism and client ...

马水硅钠石...

v.回忆起( recall的过去式和过去分词 )，使想起，使想到，勾起...

wailed的音标：...

The island may be reached by boat from the mainland.这个岛屿可以从大陆乘小船到达。He made a firm decision to leave Fort Multry by boat.他打定主意乘船离开穆尔特里堡。It's better for you to go by boat than by train.你与其坐火车,不如坐船....

Canals checkerboard the countryside on both sides of the river.河的两边遍布纵横交错的水渠.In the field young wheat unfolds the green checkerboard.田野里的麦苗儿铺开绿棋盘.The most treacherous attribute fluctuates, the most wisdom's checkerb...