compound的现在完成时怎么写

When two or more elements combine and form a compound, a chemical change takes place.当两种或两种以上的元素结合形成化合物时, 发生化学变化。Dinucleotide A compound of two nucleotides linked by their phosphate groups.二核苷酸:由磷酸基团连接的两个核苷酸组成的化合物.Magnes...

Police fired on them as they fled into the embassy compound.当他们逃进使馆大院时，警察向他们开了枪。The less stable compounds were converted into a compound called Delta-A THC.不太稳定的化合物被转换成了一种叫做Delta-ATHC的化合物。This sticky compound adheres wel...

compound的一般过去时为：compounded...

compound的复数形式为：compounds...

compound的音标：compound的英式发音音标为：['kɒmpaʊnd]compound的美式发音音标为：['kɑmpaʊnd]...

n.场地，复合物，（筑有围墙的）院子，复合词...

compound的第三人称单数（三单）为：compounds...

compound的近义词有：compound, mixture,mixture, blend, combination, compound, composite。下面这两个名词均有"复合物"的含义：compound：指由两种或两种以上的物质结合在一起，发生化学变化而成的复合物、化学物。mixture：指把多种东西混合在一起，组成的东西未起化学变化。下面这些名词均含"混合"的含义：mixture：普通用词，指不同类种、性质不同的事物的混合...

compound的现在进行时为：compounding...

“ 不客气, ” 他说, 嗓音因激动而哽咽了." You're welcome, " he said, his voice choked with emotion.她的声音因为情绪而哽咽,他几乎听不懂她在说什么.Her voice was so choked with emotion he could hardly understand her....

lyophobe的音标：lyophobe的英式发音音标为：['laɪəfəʊb]lyophobe的美式发音音标为：['laɪəfoʊb]...

今天一早，一枚“德尔塔”Ⅱ型火箭在卡纳维拉尔角发射升空。A Delta II rocket was launched from Cape Canaveral early this morning.他们绕过合恩角时，暴风雨已经减弱。The storms had abated by the time they rounded Cape Horn.这块木头的4个角刨过后就变小了。The piece was reduced in size by...

“光辉”的英语可以翻译为： brilliance，flame，shine，halo，blaze ...

ireful的音标：ireful的英式发音音标为：['aɪəfəl]ireful的美式发音音标为：['aɪəfəl]...

Objective To analyze CT features and reason of subdural hygroma beside cerebral falx.目的分析大脑镰旁硬膜下水瘤的CT表现和形成原因....

The letter is on six sheets of foolscap.信写在6张大页纸上.He was still rumbling discontentedly when Pike returned bearing a folder of foolscap sheets.他正在不满地小声嘟囔时,派克抱着一叠印刷纸回来了....

black的近义词/同义词有：forbidding, fell, over-hanging, unpropitious, looming, pregnant, pernicious, impending, baleful, inauspicious, dire, infelicitous, threatening, harmful, foreboding, nocuous, portentous, minacious, unpromis...

“阿卡嗪”的英语可以翻译为：acaprazine ...

Suffice it to say that the unusually high boiling point of acetic acid.只要谈一下醋酸的不寻常的高沸点就行.Acetic acid is formed as an intermediate in the anaerobic fermentation of carbohydrates, proteins, and fats.醋酸是碳水化合物, 蛋白质和脂肪在厌氧发酵时所...

adj.有营养的，滋养的...

whereabouts的音标：whereabouts的英式发音音标为：['weərəbaʊts]whereabouts的美式发音音标为：['werəbaʊts]...

Do not let the discussion fragment into a desultory conversation with no clear direction.不要让讨论变得支离破碎，成为没有明确方向的漫谈。But that fragment of talk lodged , thick, in his small gizzard.可是谈话的片断却深深盘据在他的小头脑里面.She read everything, di...

adj.州的，市区的...

“下流”的英语可以翻译为：lower reaches，low-down，mean，off colour，indelicacy ...