The energy content of fuels is directly related to the mass and not volume.与燃料的发热值直接有关的是质量而不是容积.Pope John Paul celebrated mass today in a city in central Poland.教皇保罗二世今天在波兰中部的一个城市主持了弥撒。There is a heterogeneous mass of pa...
On his desk is a mass of books and papers.他的书桌上有大堆的书籍和文件。In the spring, the meadow is a mass of daffodils.春天，草地上开满了黄水仙。Only with mass direct action will we obtain such change.只有采取大规模直接行动，我们才会取得这样的改变。...
When you're weeding , you must dig up the roots.斩草必须除根.Try not to walk on the flower beds when weeding or hoeing.拔草和锄地时尽量不要踩到花坛。Viticulture: Short pruning ( double guyot ) ; weeding a year , hand - picking with doub...
Theoretically, the price is supposed to be marked on the shelf.照理说，价格应该标在货架上。It's theoretically possible, but highly unlikely ever to happen.这从理论上说是有可能的, 但是基本上不会发生.Theoretically, a line can extend into infinity.从理论上...