An RAF helicopter rescued the men after the boat began taking in water.在船开始进水后，一架英国皇家空军的直升机救起了那些船员。The helicopter hovered over the crowd for a while before inching away.直升机在人群上空盘旋了一会儿后慢慢飞走了.They were a helicopter to film...

optimistic的近义词/同义词有：jaunty, lighthearted, happy, bright, pleasant, radiant, cheerful, glad, carefree, flushed, sanguine, hopeful, rosy, anticipative。adj.optimistic的近义词（高兴的）：jaunty, lighthearted, happy, bright, pleasant, ...

dioptra的音标：dioptra的英式发音音标为：[daɪ'ɒptrə]dioptra的美式发音音标为：[daɪ'ɒptrə]...

hepatoptosia的音标：hepatoptosia的英式发音音标为：[hɪpætɒp'təʊzɪə]hepatoptosia的美式发音音标为：[hɪpætɒp'toʊzɪr]...

白蛋白疾...

optimist的复数形式为：optimists...

optics的音标：optics的英式发音音标为：['ɒptɪks]optics的美式发音音标为：['ɑptɪks]...

dihydroneopterin的音标：dihydroneopterin的英式发音音标为：[di:haɪdrəʊ'ni:ptərɪn]dihydroneopterin的美式发音音标为：[dihaɪdroʊ'niptərɪn]...

n.养父母...

n.直升飞机...

hymenopterism的音标：hymenopterism的英式发音音标为：[hi:me'nɒptrɪzəm]hymenopterism的美式发音音标为：[hime'nɒptrɪzəm]...

小鞘翅目...

adoption的音标：adoption的英式发音音标为：[ə'dɒpʃn]adoption的美式发音音标为：[ə'dɑpʃn]...

Results After treatment, propafenone group, the better Isoptin group, and the low rate of adverse reactions.结果经过治疗后, 心律平组的疗效优于异搏定组, 且不良反应率低.Objective : To investigate the analgesic effect of toothache tincture of composi...

n.验光师，视力测定者...

Bailey had always been an optimist , a sound Marxian optimist.贝利向来是个乐天派, 是个十足的马克思主义乐天派.Optimist: A man who gets treed by a lion But enjoys the scenery.乐观主义者: 被狮子逼上了树但仍然能欣赏风景的人.We are optimist and realist.我们是乐观主义者,又是现实主义者...

chromatoptometry的音标：chromatoptometry的英式发音音标为：[krəʊmətəp'tɒmɪtrɪ]chromatoptometry的美式发音音标为：[kroʊmətəp'tɒmɪtrɪ]...

adj.实地考察的...

elytroptosis的音标：elytroptosis的英式发音音标为：[elɪtrɒp'təʊsɪs]elytroptosis的美式发音音标为：[elɪtrɒp'toʊsɪs]...

n.咳血，咯血...

[医] 肠出血...

Coenopteridales的音标：...

What courses are most students opting for?多数学生选什么课程?Kazakhstan and Turkmenistan are opting for gas exports to China.哈萨克斯坦与土库曼斯坦选择了向中国出口天然气.Fewer students are opting for science courses nowadays.现在选修理科的学生少了....

adj.有长翅的，有大翅的，有长鳍的，有大鳍的...

gyropter的音标：gyropter的英式发音音标为：[dʒaɪ'rəʊptə]gyropter的美式发音音标为：[dʒaɪ'roʊptə]...

Kim opted for cooler blues and yellows in the master bedroom.金为主卧室挑选了偏冷色调的蓝色和黄色。Sofia Petrovna co-opted Natasha as her assistant.索菲亚·彼得罗夫娜拉拢娜塔莎做她的助手。She was co-opted onto the board.她获增选为董事会成员。...

helicopter的近义词有：aeroplane, airplane, aircraft, plane, jet, helicopter。下面这些名词均有"飞机"的含义：aeroplane和airplane专指普通飞机，不包括helicopter(直升飞机)。aeroplane为英国英语的拼法。airplane ：为美国英语的用词。aircraft ：常用作集体名词，也可指一架飞机，其含义包括直升飞机和飞艇等。plane ：本义为"平...

皱皮木纲...

adj.现场验证的，亲眼看到的...

DESCRIPTION OF A NEW HYMENOPTEROUS PARASITE: SYMPIESIS PARNARE CHU ET LIAO SP . NOV. ( HYMENOPTERA t CHALCIDOIDEA: EULOPHIDAE )稻苞虫蛹寄生峰一新种—稻苞虫羽角姬小蜂SympiesisparnaraeChuetLiao ( 膜翅且:小蜂总科: 姬小蜂科 )There are collagenous fiber i...