长草坪上长满了三叶草和苜蓿，也有很多雏菊。
蜜蜂在三叶草丛中嗡嗡作响。
伊莱克斯三叶虫等吸尘机器人，就是很好的例子。
This approach is exemplified by vacuuming robots such as the Electrolux Trilobite.
他飞奔过宅前的三叶草地冲向河边，他知道那里的河堤上有一条独木舟。
He sprinted through the clover fields in front of his mansion toward the water, where he knew a pirogue lay on the levee.
在这项研究中，观察到八种不同的三叶虫，每一种都经历了身体节数的逐渐变化。
In that study, each of eight different trilobite species was observed to undergo a gradual change in the number of segments.
我艰难地在狭长地带上种了半英亩的玉米，在这之间一块几乎平坦的地上种了三叶草。
I grow hardly a half acre of corn in narrow strips, with clover between the strips, on land that is almost level.
三叶虫在房屋周围飞来飞去，发出超声波信号，绘制出房间的地图，以备日后清洁时使用。
The Trilobite scuttles around homes emitting ultrasound signals to create maps of rooms, which are remembered for future cleaning.
蕾丝设计包含玫瑰、蓟、水仙花和三叶草——英格兰、苏格兰、威尔士和北爱尔兰的象征。
The lace design incorporated rose, thistle, daffodil, and shamrock—the emblems of England, Scotland, Wales and Northern Ireland.
例如，彼得·谢尔登对于三叶虫的研究，那是一种已灭绝的身体分节的海洋生物，他的研究让我们得以一窥三百万年以来一个海洋环境的进化过程。
For example, Peter Sheldon' s studies of trilobites, a now extinct marine animal with a segmented body, offer a detailed glimpse into three million years of evolution in one marine environment.
脊索是双边对称的，三叶裂的，分段的腔壁。
Chordates are bilaterally symmetrical, triploblastic, segmented coelomates.
散粉刺最好与苜蓿，三叶草和洋葱等小种子一起使用。
Sprouters work best with small seeds like alfalfa, clover and onion.
类似三叶草的草本植物属。
三叶星云本身代表着恒星形成的最后阶段。
The Trifid Nebula itself represents the final phase of star formation.
我害怕朋友的离别，犹如三叶草没有了甘露。
一天兔子离开自己的家出去准备三叶草作晚餐。
如果你能找到四叶三叶草，它就会给你带来幸福。
If you find a four leaf clover, it will bring you happiness.
“到了一片长着嫩三叶草的地里！”拉班·托尔说。
更不相信什么四片叶子的幸运三叶草，以及幸运便士。
And when it comes to things like lucky four-leaf clovers and lucky pennies, I just never believed in them.
地球上的大洋曾经到处都是类似于马蹄蟹的生物-三叶虫。
The earth's oceans were once filled with horse shoe crab-like critters called trilobites.
它对我们不感兴趣，所以我们继续仔细检查三叶草的残骸。
It's not interested in us, so we continue picking over the Shamrock's carcass.
目的研究三叶人字草对小鼠免疫系统和胃肠系统的作用影响。
Objective To research the effect of Kummerowia Striata on immune and gastrointestinal function of mouse.
她珍爱与车独处的时间，安享带来路边三叶草甜蜜芳香的微风。
She cherished her time in the car alone, reaching into the wind for roadside stalks of fragrant sweet clover.
但是，后者的配方中还有一些额外的成分，比如西梅汁和三叶草。
However, Jacobs's list has extra ingredients such as prune juice and clover.
用来推销三叶草绿色奶昔的奇特小船，在三月期间庆祝圣帕·特里克节。
Unique boat promoted Shamrock green shakes during March to celebrate St. Patrick's Day.
我感谢他们全部和其他人，因为他们以自己的方式帮助并保持三叶草的绿色！
My thanks to all of them and others for assisting in their own way to keep Cloverleaf green!
红三叶草、大豆和其它类型的植物雌激素的多项试验表明他们大多没有什么作用。
Multiple trials of red clover, soy, and other types of phytoestrogens have for the most part shown no benefit.
200多万年前的马蹄蟹化石，与今天的马蹄蟹几乎完全相同：它们是三叶虫最近的亲戚。
Horseshoe crab fossils over 200 million years old are almost identical to contemporary animals: They are the closest living relatives of the trilobites.
200多万年前的马蹄蟹化石，与今天的马蹄蟹几乎完全相同：它们是三叶虫最近的亲戚。
Horseshoe crab fossils over 200 million years old are almost identical to contemporary animals: They are the closest living relatives of the trilobites.
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