| 单词 | 热气流 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔UP〕Gliders use thermal up-currents to gain height. 滑翔机利用上升的热气流逐渐升高。朗文写作活用〔current〕Some birds use warm air currents to help them fly.有些鸟利用热气流帮助它们飞行。朗文当代〔flow〕In convection, hot currents flow upwards.在对流中热气流向上运动。21世纪英汉〔neutron bomb〕Neutron bombs release lethal radiation instead of exploding with a lot of heat and wind.中子弹爆炸并不产生强热气流，而是释放致命的辐射。剑桥高阶〔thermal〕Birds use thermals to lift them through the air.鸟类利用上升热气流升入空中。柯林斯高阶〔thermal〕Hawks circle at very slow speed supported by a thermal.鹰隼凭藉上升热气流的托举能非常缓慢地盘旋于空中。英汉大词典Birds and gliders circle in thermals to gain height.鸟和滑翔机在上升热气流中盘旋，以获得高度。剑桥国际These birds can glide for hours, circling round and round on the columns of hot air rising from the ground.这些鸟可以滑翔好几个小时，在从地面升起的热气流柱上方盘旋。剑桥国际 |
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