产卵

The fruit fly Drosophila melanogaster is an important model organism in research fields of genetics and developmental biology due to the advantages of easy to breed and to get enough embryos in the laboratory, short life cycle, having large polytene chromosomes, and etc. It has made great contributions to the development of modern life science.

果蝇由于具有容易饲养、产卵多、生命周期短以及具有粗大的多线染色体而便于进行基因定位等优点，已成为遗传学和发育生物学等研究领域中重要的模式生物之一，对现代生命科学的发展作出了突出的贡献。

The anniversary behaviors of pond smelt are significantly central to the rhythmical migrations for feeding and spawning.

公鱼的周年栖息活动主要是围绕摄食、产卵而进行节律性洄游。

Some neutrals spots had a chance to spawn as a hero tavern instead of the neutral.

一些中立国的景点有机会产卵是一个英雄酒馆，而不是中立的。

Different and wheaten breed, florescence of its ear raise and spic structure and physiology biochemistry characteristic have a difference each, wheat sucks oar bug to be opposite its addiction rate, lay eggs and it is difficult that larva inbreaks easy

不同小麦品种，其抽穗扬花期和穗型结构以及生理生化特征各有差别，小麦吸浆虫对其嗜好程度、产卵和幼虫入侵难易

June 24, this year's Lake closed "troops" at the time, a gratifying news came from the provincial fishery Authority: China's largest freshwater lake in Spring Lake closed to achieve the "political arena without fishing, water-free net "and the effect of lake fish breed better than last year, an increase in resources, fisheries resources and further speed up the rehabilitation of the ecological environment for sustainable economic development of the fishing industry has laid a solid foundation.

6月24日，今年鄱阳湖禁渔&鸣金收兵&之时，一个令人欣喜的消息从省渔政管理局传来：我国最大淡水湖鄱阳湖春季禁渔实现了&江湖无渔船，水中无网具&的目标，鄱阳湖鱼类产卵繁殖效果好于去年，资源量有所增加，渔业资源和生态环境修复进一步加快，为渔业经济的可持续发展奠定了坚实基础。

The country is also the world's biggest emitter of sulphur dioxide. The resulting acid rain is damaging Korean and Japanese forests. Even Japanese fishermen are affected by China's pollution: giant Nomura's jellyfish, which spawn off the Chinese coast before drifting towards northern Japan, spoil catches of salmon and yellowtail and break nets and gear.

另外中国也是世界上二氧化硫排放最多的国家，由此产生的酸雨正在侵蚀韩国和日本的森林面积，甚至日本渔民也受到了中国环境污染问题引起的影响：大型海蜇在漂游到日本北部之前会先在中国沿海产卵，这破坏了大麻哈鱼和黄鱼的捕捉，渔网和轮桨也因此受损。

Seeing a fish fall off the radar for a few hours, the researchers try to correlate its trek with events in the region, such as the annual spring herring spawn (a welcome source of food for many Prince William Sound regulars).

发现一条鱼从雷达上消失了数个小时后，研究者们设法将它的行踪同区域性的事件联系起来，比如每年一度的春季鲱鱼产卵期（鲱鱼卵对于在威廉王子湾栖息的生物来说是非常受欢迎的食物）。

A semiaquatic egg-laying mammal of Australia and Tasmania, having a broad flat tail, webbed feet, and a snout resembling a duck's bill.

鸭嘴兽产于澳大利亚和塔斯马尼亚的一种半水生产卵的哺乳动物，尾宽阔而扁平，脚有蹼，鼻子类似于鸭嘴

The aim of this study was to reveal the host-choice mechanism of the seed beetle, Callosobruchus maculatus , under a condition when different hosts are provided.

本文主要探讨四纹豆象在面临不同种类之寄主时，其产卵的寄主选择反应为何？

Small red-fleshed salmon of rivers and tributaries of the north Pacific valued as food; adults die after spawning .

北太平洋地区江河及支流水域中小型的肉质呈红色的鲑鱼，是昂贵的食用鱼；产卵后死亡。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。