betrothal的复数形式为：betrothals...

protested的音标：protested的英式发音音标为：[prəʊ'testɪd]protested的美式发音音标为：[proʊ'testɪd]...

[医] 抗萎黄病的...

parrot的近义词/同义词有：mimicker, mimic, mocking-bird, imitator, copyist, echo, ape, cockatoo, lory, parakeet, myna, mimic, repeat, echo, mirror, copy, ape, simulate, imitate, monkey。n.parrot的近义词（应声虫,效颦者）：mimicker, mimic, mockin...

n.高凝血酶原过多，高凝血酶原血，血凝血酶原过多...

n.显微镜用薄片切片机...

barothermohygrograph的音标：barothermohygrograph的英式发音音标为：[bærəʊ'θɜ:məʊhaɪɡrɒɡrɑ:f]barothermohygrograph的美式发音音标为：[bæroʊ'θɜmoʊhaɪɡrɒɡrɑf]...

高脂蛋白血症...

n.气动热化学...

n.异鱼藤酮...

v.（使某物）旋转[转动]( rotate的第三人称单数 )，（使某人或某物）轮流[按顺序循环]...

rotate的音标：rotate的英式发音音标为：[rəʊ'teɪt]rotate的美式发音音标为：['roʊteɪt]...

A flight of green parrots shot out of the cedar forest.一群绿鹦鹉从杉木林里疾速飞出。Some parrots can imitate sounds and repeat words and sentences.有些鹦鹉能模仿(人的)声音,还能学人说一些单词和句子.Parrots imitate human speech.鹦鹉学人说话....

carotinemia的音标：carotinemia的英式发音音标为：[kærɒtaɪ'ni:mɪə]carotinemia的美式发音音标为：[kærɒtaɪ'nimɪr]...

frothily的音标：frothily的英式发音音标为：[f'rɒθɪlɪ]frothily的美式发音音标为：[f'rɒθɪlɪ]...

adj.保护的，防护的，保护贸易的...

broth的音标：broth的英式发音音标为：[brɒθ]broth的美式发音音标为：[brɔθ]...

gastrotomies的音标：...

adj.同性恋（爱）的...

This leaves fertile soil unprotected and prone to erosion.这会让肥沃的土壤暴露在外，使其容易受到侵蚀。You are playing Russian roulette every time you have unprotected sex.行房时不采取避孕措施是非常危险的。Machinery was often unprotected and accidents were fre...

carotin的音标：carotin的英式发音音标为：['kærətɪn]carotin的美式发音音标为：['kærətɪn]...

lactoprotein的音标：lactoprotein的英式发音音标为：[ˌlæktəʊ'prəʊti:n]lactoprotein的美式发音音标为：[ˌlæktoʊ'proʊtin]...

v.声明( protest的现在分词 )，坚决地表示，申辩...

[医]5-羟色胺...

laparotomy的音标：laparotomy的英式发音音标为：[ˌlæpə'rɒtəmi]laparotomy的美式发音音标为：[ˌlæpə'rɑtəmi]...

Moroto的音标：...

水黑铜矿...

microtubulin的音标：microtubulin的英式发音音标为：[maɪkrəʊ'tju:bju:lɪn]microtubulin的美式发音音标为：[maɪkroʊ'tjubjulɪn]...

Alchrotal的音标：...

铁蛋白...