Water surges from the cells on the inside of the leaf to those on the outside, causing the leaf to rapidly flip in shape from convex to concave, like a soft contact lens.
水从叶子内部的细胞涌向外面的细胞，导致叶子迅速地从凸向凹翻转，就像一片柔软的隐形眼镜。
He sat on a water lily leaf and croaked sadly to himself, "I don't like here."
他坐在睡莲叶子上，嘶哑伤心地对自己说：“我不喜欢这里。”
Combine the lentils, water or stock, onion, garlic cloves and bay leaf in a large soup pot or Dutch oven. Bring to a boil.
在一个大汤锅或者荷兰烤箱加入扁豆，水或者高汤，洋葱，大蒜瓣和月桂树叶。
Although the concept of tea is simple—dry leaf infused in hot water—the manufacture of it is not intuitive at all.
尽管茶拿来喝很简单，把干茶叶泡在热水里就行了。 但茶叶的制作方法可不是用猜就行的。
An artificial leaf would use a reaction that forms part of the natural process of photosynthesis to turn sunlight and water into a clean fuel source.
“人造叶”将利用构成光合作用中部分自然过程的反应作用，将阳光和水变成一种清洁燃料的来源。
When the dove returned to him in the evening, there in its beak was a freshly plucked olive leaf! Then Noah knew that the water had receded from the earth.
到了晚上，鸽子回到他那里，嘴里叼着一个新拧下来的橄榄叶子，挪亚就知道地上的水退了。
If a plant requires lots of water all the time, it could favor certain geometrical arrangements of veins, which starts to suggest overall leaf shapes.
如果植物需要不停地吸收水分，这有利于特定叶脉的几何分布，最终塑造树叶形状。
Imagine this like a leaf that lands on the surface of the water and moves with the waves and the currents and cannot be flipped over.
可以将之想象成一片落在水面上的树叶，随波逐流却始终不会翻。
practical artificial leaf that can turn sunlight and water into energy as efficiently as the real thing has long been a Holy Grail of chemistry, and researchers at MIT may have finally done it.
科学家一直在尝试在实验室中重现植物的结构和功能，最高的目标当然是人工树叶能够和真实树叶一样有效地利用阳光和水合成能量。
As the dark water drained from it, I could make out the bright roses and gold leaf design.
它刚一浮出黑色的河水，我就辨认出鲜亮的玫瑰以及金色的花瓣图案。
Next she brought him a brass jar of fresh water, a mango leaf and a plate full of burning charcoal.
接下来她拿出了一罐清水，一片芒果叶子和一个装满着点燃碳的盘子。
You put tea leaf and hot water into first part of “Tea-time” twist the timer to set the steeping time and the ready tea slowly trickles down to the bottom beaker.
使用“叹茶一刻”，首先把茶叶和滚水放进茶具上半部分，然后调好需要冲泡的时间；时间一到，冲好的茶便从漏斗式的上半部分流到杯底。
"Tobacco stringer, leaf handler, planter, water boy." Depending on the season, the children were up at daybreak to work before school, then back in the fields until sundown.
取决于季节，孩子们在黎明起床，工作到上学前，在放学后又回到田里干活直到日落。
Cut a leaf from an African Violet, Put it in water.
从一棵非洲紫罗兰身上切下一片叶子，把它放在水里。
Hyaline cells Any leaf cell with no chlorophyll that is normally used for storage of water or solutes.
透明细胞：指不含叶绿体，用于储存水分或溶质的所有叶细胞。
Sprinkler pump shell cracks, or impeller, leaf damage, or seal damage, will affect the degree of vacuum, water pumping, water pressure is too small or the phenomenon.
洒水车水泵泵壳出现裂纹、或者叶轮、倒叶损坏、或者水封破损，都会影响真空度，出现水抽不上来，或者水压过小的现象。
The leaf morphological and physiological evolution of Paphiopedilum was related to water and resource-conserving traits in the karst habitat.
兜兰的叶片形态结构和生理功能的进化与适应喀斯特地区匮乏的水肥条件有关。
During the day water loss by transpiration exceeds water absorption by the roots and leaf water potential decline.
白天蒸腾作用散失的水分超过根系吸收的水分，因而叶子的水势就下降。
As the dark water drained from it, I could make out the bright roses and gold leaf design.
它刚刚一浮出黑色的河水，我就辨认出鲜亮的玫瑰以及金色的花瓣图案。
Veins carry water and nutrients within the leaf.
而纹理则把水和营养传入叶子中。
Leaf veins distribute food and water throughout the leaf.
叶脉把养料和水分分配给整张叶子。
Leaf veins distribute food and water throughout the leaf.
叶脉把养料和水分分配给整张叶子。
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