1·The rover should have at least one Martian year, to roam the planet, during which time it will collect, grind and analyze around 70 samples of rock and soil.
流浪者至少要待一个火星年，去漫步这个星球，在这期间，它将收集、研磨和分析大约70个岩石和土壤样本。
2·You grind coffee beans in your mouth.
你用嘴巴研磨咖啡豆。
3·Just cut them in half (a serrated knife ishelpful), remove any seeds, and then grind them in a clean coffee grinder(best) or blender (acceptable) until very fine.
自己研磨更好，把它们切成两半（一把呈锯齿状的小刀非常管用），去掉籽儿，然后放在咖啡研磨器里研磨（最好）或者一直搅拌知道非常精细（也可）。
4·In his memo, Mr. Schultz mentioned the automated machines that grind coffee beans and spit out espresso with little human intervention.
在舒尔茨的小册子里，他还提到自动咖啡机使得在整个从咖啡豆的研磨到淬取到咖啡浓缩液的咖啡制做过程中很少有人为因素的干预。
5·Rembrandt didn't go to the local art shop and buy tubes of paint. He had to grind and mix his paints from things such as lapis lazuli to make blue.
伦勃朗没法在美术商店买到一管管的颜料，他只能自己研磨做颜料，比如把天青石磨成粉来当蓝色颜料用。