Then a dose of ethanol pure alcohol was added to a soft drink and given to them.然后再把乙醇,也就是純酒精混到汽水里給他們喝
a dose of一服(一次)
He measured out a dose of medicine.
他配出了一服藥。
He gets through his pay like a dose of salts, and by Monday he's broke.
一發工資,他就很快花個精光,到了星期一便身無分文了。
add ... to把 ... 加到 ... 上
She uses tongs to add coals to the fire.
她用火鉗往爐火中添煤。
Please add some soda to the whisky.
請在威士忌中加些蘇打水。