optimistic的反义词有：pessimistic, cynic, despairing, cynical。adj.optimistic的反义词（乐观的;乐观主义的）：pessimistic。optimistic的反义词（其他释义）：cynic, despairing, cynical。...

adopt的近义词/同义词有：to, assume, take, a, accept, own, oneself, home, one's, give, choose, as, accept, choose, assume, reject, embrace。vt.adopt的近义词（采取;挑选;接受）：to, assume, take, a, accept, own, oneself, home, one's, gi...

n.选择（的自由），选项，选择权，选择能力vt.得到或获准进行选择，调动球员...

Blattopteroidea的音标：...

optometrist的音标：optometrist的英式发音音标为：[ɒp'tɒmətrɪst]optometrist的美式发音音标为：[ɑp'tɑmətrɪst]...

coleoptera的音标：coleoptera的英式发音音标为：[ˌkɒlɪ'ɒptərə]coleoptera的美式发音音标为：[ˌkoʊlɪ'ɒptərə]...

Helicopters with searchlights swept the park which was sealed off.直升飞机的探照灯来回扫射这个被封锁的公园。The Afghan air force was using helicopters to supply the besieged town.阿富汗空军正用直升机向被围城镇提供补给。The supplies need to be offloaded and put ...

optician的复数形式为：opticians...

They are not optimistic about a settlement of the eleven year conflict.他们不是很有信心能和平解决这场长达11年的纷争。Michael was in a jovial and optimistic mood.迈克尔情绪愉快乐观。He is known for his optimistic can-do attitude.他因乐观敢闯而闻名。...

Micropterygidae的音标：...

option的复数形式为：options...

n.翼手类动物，蝙蝠...

hydropteridine的音标：hydropteridine的英式发音音标为：[haɪdrəp'terɪdi:n]hydropteridine的美式发音音标为：[haɪdrəp'terɪdin]...

adj.鳞翅类的n.鳞翅类...

无色蝶呤...

opt的现在进行时为：opting...

Adoption can fail for all kinds of reasons.收养不成功可能有各种原因。She put the baby up for adoption.她提出要让人收养那个婴儿。The senator urged against the adoption of the measure.那参议员极力反对采取这项措施....

optical的近义词/同义词有：seeing, visual, optic, visual, seeing。adj.optical的近义词（视力的;视觉的）：seeing, visual。optical的近义词（其他释义）：optic, visual, seeing。...

synoptic的音标：synoptic的英式发音音标为：[sɪ'nɒptɪk]synoptic的美式发音音标为：[sɪ'nɑptɪk]...

Britain is to adopt a more restrictive policy on arms sales.英国将对武器出售采取更具限制性的政策。Patients with LCS accompanied by intermittent claudication adopt a forward - bending posture during walking.腰椎管狭窄伴间歇性跛行患者在日常行走时采用强迫被动前倾姿势以减轻症...

adopt的现在进行时为：adopting...

The pulmonary migration of larvae is associated with fever, cough, occasionally hemoptysis.蛔蚴肺部移行,可伴有发热 、 咳嗽 、 偶尔咯血.Pneumothorax was noted in 16 cases ( 10.7 % ) and hemoptysis seen in 13 patients ( 8.7 % ).咯血发生率为8.7%,未发...

乳房下垂...

These are just a few of the many options available.这些只不过是众多可能的选择中的几个。Keep your options open and everything will fall into place.给自己留出选择的余地，一切将会水到渠成。Several options are offered for the student's senior year.为毕业班学生开设了...

amethopterin的音标：amethopterin的英式发音音标为：['æmɪðɒptərɪn]amethopterin的美式发音音标为：['æmɪðɒptərɪn]...

adj.最适宜的n.最佳效果，最适宜条件，[生物学] 最适度...

In this paper, model of aspherisation for higher - dioptry spectacle lens is investigated.本文研究高屈光度眼用透镜消除离轴像散的非球面化模式....

the optimum use of resources对资源的充分利用Do you know the optimum temperature for the growth of plants?你知道庄稼生长的最佳温度 吗 ?Now your advice is very optimum.现在你的建议是很适宜的....

红蝶呤...

Hydropteridales的音标：...