It's called a plug door, and it basically acts like a bathtub-drain stopper, corking the hole without falling through.

这叫做内嵌式门，功能基本上如同浴缸的下水，住孔又不会掉进去。

The research team determined that the extra sweetness likely came from grape syrup, added to the champagne before corking.

研究小组确定额外的糖分很可能瓶封住前加入的葡萄糖浆。

For nowadays, the whale-fishery furnishes an asylum for many romantic, melancholy, and absent-minded young men, disgusted with the corking care of earth, and seeking sentiment in tar and blubber.

因为, 在目前, 捕鲸业就好象为许多罗, 有忧郁症的和心不在焉的年轻人而设的避难所一般, 他们不屑做尘世琐事, 却到柏油和鲸脂中来寻找情趣。