您要查找的是不是：
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- His answer was right on the beam. 他的答案完全正确。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- He struck the beam with his head. 他的头撞到梁上了。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- The beam has a thickness of 3 inches. 这根梁厚3英寸。
- Never heard of her. You're off the beam. 我从来没有听说过这个人，你搞错了吧。
- Mind you don't knock your head (on this low beam). 小心，别(让这根低梁)撞著头。
- Sighted land off the starboard beam. 转向右舷方向便望见了陆地
- The gymnast poised herself on the balance beam. 体操运动员在平衡木上保持平衡。
- The load on that beam is more than it will bear. 那根梁上的载重超过了它所能承受的量。
- He greeted me with a beam of joy. 他笑容满面地迎接我。
- Your calculation is way off beam. 你的计算大错特错。
- The unemployed worker was on his beam ends with rheumatism. 这个失业工人患了风湿病，经济十分困难。
- A structural unit, such as a beam or wall. 构材建筑物之单位结构，如横梁或墙
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- A beam of sunlight fell on the wall through the window. 阳光透过一扇窗投射到墙面上。
