shift down
英 [ʃɪft daʊn]
美 [ʃɪft daʊn]
（开车时）换成低速挡，减速
柯林斯词典
- (开车时)换成低速挡，减速
When youshift down, you move the gear lever in the vehicle you are driving in order to use a lower gear.
in BRIT, use 英国英语用 change down
双语例句
- You have to shift down when you climb up steep hills.
开车爬陡峭的山坡时，你得换低速挡。 - Crude oil contaminant shift in aeration zone and is controlled by concentration of crude oil contaminant, contaminant shall shift down and pollute groundwater when concentration of crude oil contaminant has exceeded the approximate remnant saturation degree.
油污染在包气带中迁移受油污染浓度大小的控制，当石油污染物的浓度大于近似残余饱和度，污染物向下迁移，对地下水产生污染。 - Results: Some patients, after rest of the sleep, the rhythm of the heart presents the section ST in various degree to shift down while slowing down, can when the rhythm of the heart increases return to normal fast after the activity.
结果：部分患者在休息或睡眠后，心率减慢时出现不同程度的ST段下移，活动后待心率增快时可恢复正常。 - Hold the SHIFT key, and press the DOWN arrow on the keyboard to highlight all the files and folders in that window.
按住SHIFT键，同时按住键盘上的向下箭头，突出那个窗口上的所有的文件和文件夹。 - This paper introduces a car carrying board which can shift up and down, cross travel at five-storey, with features of reasonable design, economic and practical usage.
介绍一种地上五层升降横移载车板的结构，设计合理，且经济实用。 - The night shift should have been safely down the mine long ago.
上夜班的矿工应该早就安全地到达井下了。 - India is considering introducing the teaching of Mandarin in state schools, a move that would represent a policy shift for a country that has long played down the importance of learning the Chinese language.
印度正考虑在公立学校引入普通话教学，此举将标志着印度的一项政策转变长期以来，印度一直有意弱化学习汉语的重要性。 - For the metallic SWNTs, the G-Raman mode is found to shift to higher frequencies and narrow down its line shape at negative gate voltages, but be insensitive to positive gate voltages.
发现金属性碳管中，G-拉曼模在负栅压下向高波数移动并伴随着峰宽的窄化，但对正偏压无响应。 - The truck driver changed gear to go up the hill. You have to shift down to climb steep hills.
卡车司机换挡上山坡。汽车爬陡坡得换低挡。 - The volatility of the price as it vibrates around some path was considered but not the uncertainty of the path itself: the risk that it would shift down.
人们考虑到价格会围绕特定轨迹出现波动，却没有考虑到轨迹自身的不确定性：即它有下行的风险。