Priming powder
[化] 起爆粉
🧩 词语组成解析
n. 装雷管, 装点火药, 起爆剂, 底漆\\n[化] (水泵起动前)充水
powder
['paʊdɚ]
n. 粉，粉末;粉状物质;
vt. 在…搽粉;
vi. 涂粉，变成粉末;
🗣️ 情景例句
he could help you find a real good job in Los Angeles.
他能够帮你在Los Angeles找个很好的工作。
A barking dog is better than a sleeping lion.
吠犬胜于睡狮。
A telescope would have to be as far away as the planet Jupiter to look for life in outer space, because the dust becomes thinner the further we travel towards the outer edges of our own solar system.
望远镜要放置在木星那样遥远的行星上才有可能在外层空间搜寻生命。因为我们越是接近太阳系的边缘，尘埃就越稀薄。