a beaker of gin的用法和样例：
- They sank a bottle of gin between them.
- Place the resultant sample coil into a beaker of boiling deionized water.
- New York City's Third Avenue is full of gin mills.
- He was drink ing coffee while he worked, and frequently dipped his brush in a beaker of turpentine to clean it.
- Marie transferred the substance into a beaker of acid. A thin cloud of vapor rose from the vessel (Zhao, 2006:343).