The liquid mixed with paint to thin, aid or slow drying, or alter the workingqualities of the paint.
一种液体混合颜料使其变稀薄，或者有助于使画面干的慢些，或者改变画面性质。
2
How are you going to determine whether or not a dog has working ability? How will you know which of the workingqualities your dog possesses?
你如何来决定一条犬是否具有工作能力？你怎样辨识你的犬具有哪些工作品质？
3
From the three aspects of Iibrarians, library facilities and service targets, the writer discusses about the importance of improvement as well as the readers workingqualities.