1·Headphones earmuffs. Earmuffs. Ear pad. Sponge fur earmuffs. Head beam. Sheath. Pads.
耳机耳套。耳罩。耳垫。头梁。护套。护垫。
2·The universal program was worked out and operated on the first electrohydraulic controlled head beam of support WS1. 7-210/450.
对国内引进的第一套WS1．7-210／450型电液控制液压支架的顶梁进行了实际运行。
3·The new head beam design and the use of cortical earmuffs, so we feel that the new machine fine craftsmanship and comfort of wear.
全新的头梁设计和皮质耳套的采用，也让我们感觉到新机器的精细做工和舒适佩戴。
4·Be careful not to bump your head on the beam when you stand up.
当心站起来时头别撞了横梁。
—— 《牛津词典》
5·Be careful you don't knock your head on this low beam.
小心，别把头撞在这矮梁上。
—— 《牛津词典》
6·Off to Bydgoszcz. At night, tenting a blanket over his head to hide his flash light beam from the Valley Forge duty officer, Salinger (by now called Jerry) had written his first short stories.
晚上，他为了不让瓦莱弗奇学校值班的长官看到自己台灯的亮光，便用一块毯子把自己和台灯都罩了起来，这个时侯，塞林格（人们这会管他叫杰里）已经写了他的第一篇小说。
7·I bumped my head on the low beam.
我的头撞到低梁上了。
8·He struck the beam with his head.
他的头撞到梁上了。
9·As the farmer was bringing his youngest son out of the house, an old wooden beam fell from the ceiling, striking him on the head, and killing him instantly.
就在农夫把小儿子拖出屋外时，房子的木梁突然塌下，砸在他的头上，农夫即刻毙命。
10·If the optical head is on track, then the primary beam will be centered on a track (with pits and bumps) and the two secondary beams will be centered on land.
如果光学头在轨道上，主激光束将处于轨道中心，两个副光束处于轨道之间。