以焦油苊为原料,研制萘酰亚胺型荧光 增白剂.Naphthoylimine Fluorescent Whitening Agent ( FWA ) can be made from tar - acenaphthene.苊卜是为尔而制造德 、 请尔离开.Acenaphthylene Bu manufactured for Seoul Tak, please leave Seoul.苊们总是为了钱而争吵.We are always the ...
The front cog has 44 teeth.前齿轮有 44 个齿。cog a die用骗人手段掷骰子The wheel engages with the cog and turns it.轮子咬住轮齿并带动它转动。One cog - wheel engages with another.一齿轮与另一齿轮啮合.Mr Lake was an important cog in the Republican campaign mach...
Freezing weather in spring hampered the hens' ability to lay.春天严寒的天气降低了母鸡的产蛋能力。It was freezing out there even in his buttoned-up overcoat.外面非常冷,即使穿上大衣扣上扣子也不顶事。These plants must be stored in the light at above freezi...