钻石切割靠的是工匠的技艺。The cut of a diamond depends on the skill of its craftsman.她技艺高超，操作着复杂的提花织布机。A first-class worker, she operated the difficult Jacquard looms.她烹饪技艺精湛。She cooked like a dream....
如果我告诉她，她会气坏的。She'll have a heart attack if I tell her.医生直言相告，并做了最坏的预测。The doctors didn't mince their words, and predicted the worst.最坏的情况是你可能会无家可归。In the worst-case scenario, you could become a homeless person....
Astronauts work in weightless conditions.宇航员在失重的条件下工作。...weightless silk curtains.轻柔的丝质窗帘Photons have no mass—they are weightless.光子没有质量——它们是无重的。Helen described life in a weightless environment during her period in space...