Other early instruments included the sextant and the astrolabe.另外的早期仪器还有六分仪和星盘.The drum is one of the oldest musical instruments.鼓是最古老的乐器之一。Telescopes and microscopes are optical instruments.望远镜和显微镜是光学仪器.She conducted an...
这不过是尺蠖之屈,不要泄气.It's just a temporary setback. Don't be discouraged.杨尺蠖属鳞翅目尺蛾科,是我区农田防护林主要食叶害虫之一.Apocheima cinerarius is one of main leaf eating pests in the area.不要吃我! 我是只尺蠖. 我很有用处. 我可以测量东西.Don't eat me. I a...
Caesious facing brick , with considerably tactile material nature, showing architecture's extended sense taste.青灰色的面砖, 以其颇具质感的材质表现建筑外延的感观感受.The trough of low pressure extended over about 1000 kilometres.低压槽延伸约 1,000...