1·Oil at $100 a barrel could look like a bargain.
100美元一桶的石油看来很划算。
2·When the barrel began to roll, the shepherd cried, "I am quite willing to be mayor."
当桶开始滚动时，牧羊人喊道：“我很愿意当镇长。”
3·We just harvest them and grow a bunch in a 42-gallon (160-liter) barrel, so we can spray it out in a food-rich environment.
我们只需要收割它们，然后在一42加仑（160升）的桶中种植一大批，这样我们就能把它们洒在一个食物丰富的环境里。
4·The porous nature of an oak barrel allows some evaporation and oxidation to occur in wine, to concentrate its flavor and aroma compounds.
橡木桶的多孔性使得酒中可以进行一些蒸发及氧化反应，以增加影响风味和香味的化合物的浓度。
5·He is big for a japanese-about 5 ft. 9 in., and built like a barrel.
作为一个日本人他很高大，差不多5呎9吋，长得像个桶。