五一节的来历

请问,corridor,passage,hallway都表示走廊,怎么区分好呢?何时用哪个好呢? aisle ／corridor 有什么区别? 请问融资方式里面的Equity financing和Venture capital financing是一回事吗 Epigenetic repression 是什么? Yellow means "wait"改一般疑问句 鱼卵正常条件下能存多长时间还可以孵化 Red means “slop” yellow means “Wait”Red means “slop” yellow means “Wait” and green means“Go”. 鱼子从鱼肚内取出后还能成活吗? there are three traffic lightsred means stop为什么要大写there are three traffic lights .red means “Stop”,Green means"Go".这里引号内的为什么要大写? play therapy是什么意思 太空鱼卵是真的30分钟孵化出小鱼吗?从哪些方面说明!具体! 太空鱼卵半小时能孵化出小鱼是真的么? 求怎么养殖黄骨鱼 孔雀鱼的黄礼服和象牙白繁殖出的后代是什么样的? 鱼卵没水可以活多久池塘里 好几年都没水 下场大雨为什么就有鱼了 不是人放的 鱼卵没有水可以活多久 鱼卵在那啊 土里?大概有多深那 鱼子在干燥的环境里（不是水里）能活多久? The red light means stop.对划线部分提问是stop下面划线的 warfarin+therapy是什么意思 英语的语法选择. 英语的​语法选择. 翠色欲流 一碧千里 一碧千里、茫茫的意思. 毛病这个词的来历 一碧千里,而并不茫茫中的茫茫是什么意思 根据汉语完成句子：请出示你的身份证 （ ）（ ）your ID card,please gain the upper hand over意思 get the upper hand over这句俚语怎么翻译?语境：Her worries got the upper hand over her. 市面上什么牌的蚕丝被质量好 螃蟹多少时间换一次壳 The changes that ——place in air travel during the last sixty years would haveseemed completely impossible to even the most brilliant scientists at the turn of the 19th century.A:took B：have taken 为什么答案是选B呢?而不是A呢? 改错 The changes that took place in air travel during the last sixty years would have seemed compleThe changes that took place in air travel during the last sixty years would have seemed completely impossible to even the most brilliant scientists a music in therapy music in therapy是什么意思