The use of a pressure canner is vital when canning meat.罐装牛肉时,压力罐的使用很重要.Two ways to keep fish for future use are canning and freezing.把鱼制成罐头和冷冻是保存鱼的两种方法.Britain'sambassador , Mark Canning , went there and met two de...
Preventers are usually brown, red or orange inhalers.这些预防类药物通常是褐色, 红色或者橙色的.How can we improve engines, inhalers, and extinguishers?我们怎样改进引擎 、 喷雾器和灭火器?...
They sprawled in lawn chairs, snoozing.他们手脚张开地躺在草地躺椅上,打着呼噜。My brother was snoozing on the sofa.我弟弟正在沙发上打盹。He was snoozing by the table.他在桌子旁打瞌睡.They sprawled in lawn chairs, snoozing...他们手脚张开地躺在草地躺椅上,打着呼噜。...