Ozone is a highly reactive form of oxygen gas.臭氧是一种非常活跃的氧气形态。Ozone is produced by the reaction between oxygen and ultra-violet light.臭氧由氧气和紫外线发生反应而产生。Carbon, hydrogen and oxygen combine chemically to form carbohydrates a...
Her fiance & 1 & sported a neat ginger moustache.她的 未婚夫 留着触目的姜黃色小胡子,修剪得很整齐.She is the aggrieved person whose fiance & 1 & did not show up for their wedding.她很委屈,她的 未婚夫 未出现在他们的婚礼上.Never, never any expensive gift, even fro...
Russia demanded that Unita send a delegation to the peace talks...俄罗斯要求安盟派代表团参加和谈。The delegation submitted a memorandum to the Commons on the blatant violations of basic human rights.代表团向下院呈交了有关公然侵犯基本人权的备忘录。The President...
Each white petal had a stripe of red.每一片白色的花瓣上都有一条红色的条纹.A petal fluttered to the ground.一片花瓣飘落到地上.Entering the grove, he strolled along the petal - strewn ground, pushing aside the lowhanging branches.他走进了梅林,踏着散落在地上的花瓣, ...
She produced the knife during arguments with her friends.在和朋友争吵的时候，她掏出了刀。The knife stuck in the ground at his feet.刀扎在了他脚边的地上。His surgical instruments were a knife and a pair of pincers.他的外科手术器械是一把刀和一把钳子。...