- 重点词汇
- 相关例句
Light waves, spreading out from a source, carry energy and travel to distant place.
光波从光源传播时带着能量,并能传播很远的地方.
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根据断裂设计原理,给出了棒料上预制V型切口的最佳参数.
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Reach: To sail across the wind, or between the extremes of beat and run.
侧风: 横穿风向航行, 介入顺风和迎风之间.
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保持了儿童的达成,以避免意外吞食或吸入, 可造成严重伤害.
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Then reach to optimize the whole process of composition teaching and exercise finally.
最终达到作文教学和训练全过程的整体优化.
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