他让一束电火花穿过了一团混合气体。He passed an electric spark through a mixture of gases.开发新一代高品质电火花成形机.The development of a new generation of high - quality electric spark forming machines.此外, 还有焊接 、 电火花加工 、 激光加工等.In addition, there are...
他笑容忧郁地凝视着我，闪亮的眼睛里空无一物。He fixed me with those luminous, empty eyes and his melancholy smile.他们碰见她独自一人神色忧郁地走在海滩上。They found her walking alone and depressed on the beach.将军神情忧郁地望着队列经过。The general watched the process with an...
Is the botanic garden open today?今天植物园开门 吗 ?You should have seen his roses! As good a show as in the Botanic Garden.你真该看看他种的玫瑰！就跟植物园里的一样绚丽迷人。Botanic perfuming can guard against diseases , repel bacteria, prevent inflamma...