In 'come back', 'break down' and 'fall off', 'back', 'down' and 'off' are all adverbial particles.
在comeback、breakdown和fall off中，back、down和off都是副词小词。
His strange habit makes sense when you consider that he's an environmental scientist who studies how to reduce litter, including things that fall off garbage trucks as they drive down the road.
他是一位研究如何减少垃圾的环境科学家，其中包括研究减少垃圾车行驶时掉下来的东西，当你考虑到这一点，自然就能明白他为什么会养成这种奇怪的习惯了。
The old forest canopies often have those snags, which are big dead branches that break off and can fall erratically when the tree comes down.
老林冠往往有这种枯干，很大的死树枝，随大树倒下而崩断，不知掉到哪里去。
Though pressed confidently over one benighted place, they might slide slowly down, or fall off, all of which Mr Scott took in his smiling stride.
尽管它们被信心满满地按在一个傻乎乎的地方，可它们还是会缓缓下滑，要不干脆掉下来——对此斯科特都一笑而过；
Once all the flowers fall off, trim the stem all the way down, just above the very lowest node, and cut diagonally.
一旦所有的花都败落，一路向下修剪茎干，恰好在每个最低节上面并斜剪。
Though pressed confidently over one benighted place, they might slide slowly down, or fall off, all of which Mr Scott took in his smiling stride.
尽管它们被信心满满地按在一个傻乎乎的地方，可它们还是会缓缓下滑，要不干脆掉下来——对此斯科特都一笑而过；
Rock burst normally refers to the craze of the terrane with crepitation when the rock slices or rock pieces shoot off along with a certain direction or fall down.
岩爆一般是指在隧道开挖后，发生的一种带有爆裂声响的岩层开裂，岩片或岩块沿一定方向弹射出或坠落下来。
What they are trying to say is that bits fall off machines-especially when they start to break down.
作者们试图说的是，颗粒从机器上脱落下来，特别当机器开始损坏时。
Away from the fall to 1.2 m height, body bottle does not break down, do not cap off, do not leak. Exposure to high-pressure sterilization.
从离地1.2米高处落下，瓶体不破裂，瓶盖不脱落，不泄漏。敞口可高压灭菌。
ALLIE: You know in cartoons, the way someone can run off a cliff and they're fine. They don't fall until they look down?
你知道在卡通里，他们跑过悬崖却安然无恙，他们不往下看就不会下坠吗？
Dried products are then scraped off by the blade fitted on the surface of the cylinder, fall down to the spiral conveyor under the blade, and are conveyed, collected and packed.
干燥好的物料被装置在滚筒表面的刮刀铲离滚筒，到置于刮刀下方的螺旋输送器，通过螺旋输送器将干物料集中、包装。
Remember, if the pencil gets off center by even 1/10,000 the width of an atom, it will fall down in under 3 seconds.
记住，如果铅笔偏离平衡点万分之一原子的距离，它就会在3秒内倒下，你也最好将铅笔和桌子尽可能地冷却到绝对零度。
His rookie season was up-and-down, with a fast start, a peak in late December, then a slow fall-off that had people questioning his drive and his mental conditioning.
新秀赛季充满了起伏，一开始进展颇为顺利，12月底到达顶点，之后开始慢慢下滑，以至人们开始质疑他打球的动力和精神状态。
The feedback they get from the ground means there is less need to look down, which is what puts them off balance and causes them to fall down.
因为从脚部皮肤获取的地面信 息已能满足儿童行走的需要，所以他们就不必老是低头朝下看。
A "game" where ants crawl around on your screen. You can squish them, shake the screen to make them fall off or slide on the glass (try upside down! ). They react to you. Have fun.
一只蚂蚁在你的屏幕上，可以根据你的动作做出相应的反映，很有趣。
A "game" where ants crawl around on your screen. You can squish them, shake the screen to make them fall off or slide on the glass (try upside down! ). They react to you. Have fun.
一只蚂蚁在你的屏幕上，可以根据你的动作做出相应的反映，很有趣。
应用推荐