beaker
发音
英 [ˈbi:kə(r)]
美 [ˈbikɚ]
-
- n.
- 高脚杯
- 烧杯
单词词源
beaker 无柄塑料杯
词源同pitcher, 罐，壶，t为插入字母。来自希腊词bikos, 陶土杯，可能最终来自basin，盆。
双语例句
- 1. They plopped this rod into a beaker of water and hit it with a laser beam from below .
- 他们让这个翼状杆落入盛有水的烧杯中，并用激光束从底部击中它。
- 2. This done , they emptied out the acid , washed the beaker with distilled water and added a chemical called glutaraldehyde .
- 此步完成后，将烧杯中酸类清干净，用蒸馏水洗涤烧杯后加入一种叫戊二醛的化学物质。
- 3. In one hand , a device replete with dials and gauges ; in the other , a beaker bubbling over with a toxic-looking liquid .
- 一只手中，一个装置布满了表盘和压力表；另一只手中，一个烧杯盛着看似有毒的沸腾液体。
- 4. To do so they took a beaker made of pvc , filled it with a mixture of nitric and sulphuric acids , and left it for six hours .
- 为实现这个想法，两名科学家在一个pvc材料制成的烧杯中灌入硝酸和硫酸，放置6小时。
- 5. When placed in a beaker of water and exposed to sunlight , silicon absorbs photons of sunlight , generating electrons with enough energy to conduct through the silicon .
- 当把叶子放入烧杯中，置于阳光下的时候，硅吸收了阳光中的光量子，产生了有足够能量能够穿过硅层的电子。