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- microround bottom flask 微量圆底烧瓶
- round bottom flask with four necks 圆底四口烧瓶
- round bottom flask with three necks 圆底三口烧瓶
- This method involves freezing the protein solution on the walls of a round bottomed flask and sublimating the liquid in a vacuum. 这个方法包括将蛋白质溶液在圆底烧瓶的瓶壁上冰冻，和在真空中让液体升华。
- We cleaned 12 small size circular extractors , 12 flat bottom flasks , some collecting liquid bottle and burettes. 本次清洗了12个小号循环萃取器，12平底烧瓶，以及一些集液瓶、滴管等仪器。
- There is some deposit in the bottom of the flask. 这只烧瓶的底部有些沉淀物。
- I want to drink a flask of wine. 我想喝一瓶酒。
- They sent the enemy ship to the bottom of the sea. 他们把敌舰击沉。
- The child was sitting on the bottom stair. 那孩子正坐在楼梯最下面的一级上。
- I intend to get to the bottom of it. 这件事我打算寻根究底。
- He was always bottom of the class in maths. 他的数学成绩在班上总是垫底。
- The dregs have settled at the bottom of the bottle. 渣滓都沉到瓶底了。
- I fell right to the bottom of the stairs. 我从楼梯上一直摔到楼梯下面。
- The police found a body at the bottom of the lake. 警方在湖底发现了一具尸体。
- His bottom waggle in a funny way when he walk. 他走路时臀部扭来扭去，很可笑。
- The bottom of the boat was rusty. 船底生锈了。
- The graduations are marked on the side of the flask. 烧瓶侧面有刻度标志。
- There is a pair of scissors in the bottom drawer. 最底下的抽屉里有把剪刀。
- Prices have reached rock bottom. 价格已经到了最低点。
- Every indication show market get near bottom now. 所有迹象表明，目前市场价格已跌落低谷。
