1·The table folds up when not in use.
这桌子不用时可以折叠起来。
—— 《牛津词典》
2·By varying the width of the black lines, or hinges, researchers are able to change how far each hinge folds.
通过改变黑色线条或者铰链的宽度，研究员可以改变每条铰链可以折叠的范围。
3·In the art of origami, the artist would create a single animal or shape from a sheet of paper using precise folds and creases.
在折纸艺术中，艺术家会在一张纸上用精确的折叠和折痕来创造一个动物或形状。
4·This process continues until the polypeptide chain is complete; the chain is then released and folds into a functional protein.
这一过程持续进行直到多肽链完成；这条链然后被释放出来并折叠成有功能的蛋白质。
5·A small kickstand folds out from the back of the handset allowing you to sit the phone horizontally when watching videos or viewing photos.
当观看视频或查看照片时，有一个小支架可以从背面折叠出可以让你把手机坐立在水平面上。
1·The folds increased the surface area available for the billions of neurons in the human neo-cortex.
这些皱褶和沟回结构大大增加了新皮层的表面积，为数十亿的神经元提供了空间。
2·Folds of skin cover their eyes and ears to prevent water from entering, and the nostrils close with a watertight seal.
皮肤的皱褶盖住它们的眼睛和耳朵，防止进水，它们的鼻子内有可关闭的防水封垫。
3·The thick skin with a well developed and sufficiently elastic sub-cutaneous tissue, often forms folds in the region of the neck.
厚厚的皮肤和发育良好弹性十足的皮下组织，通常会在脖子的区域形成皱褶。
4·The value of it won't because above the folds of the change.
它的价值不会因为上面的皱褶而改变。
5·Pastern joint: Broad and in line with the forearm, without bony prominences or skin folds.
胶联：宽，前臂配合，没有骨性突起或皮肤皱褶。