Over the whole planet, there will be a threefold increase in the averageacidity of the oceans, which is unprecedented during the past 20 million years.
在整个地球,海洋平均酸度将增加三倍,这是在过去两千万年里从未发生过的。
2
A beIow average w'ine containing noticeabIe deficiencies. such as excesslve acidity and tannin. an absence of flavor, or poseibly dirty aromas or fIavors.