当反应温度高于聚合上限温度时,聚合物会解聚成小分子单体.A chain - growth polymer raised above the ceiling temperature will degrade, or depolymerize.以肝素钠为原料,经成盐 、 酯化 、 解聚和纯化得到依诺肝素钠.Enoxaparin sodium was prepared from heparin sodium via salinization,...
I run the water very hot, clouding the mirror.我把水开得很热，水汽模糊了镜面。A cataract is a clouding or dulling of the lens in the eye.白内障就是眼睛的晶状体上有阴影或者浑浊.It's clouding up. Maybe it'll rain this afternoon.天阴上来了, 今天下午也许有雨.It ...
His mother was old, badly dressed and obviously downtrodden.他母亲老了，衣着破旧，显然尝尽了苦难。The owner is making huge profits at the expense of downtrodden peasants.物主靠压榨农民而赢得暴利。...
At the end of dismantling the stage facilities, known as unloading station.演出结束,拆掉舞台设施, 称作卸台.The school also provided sleeping mats, coverlets, bath facilities and hot tea.学校给这些家长提供垫絮, 床单, 洗浴设施及热茶.A : What are the facili...
She smiled, politely rather than with tenderness or gratitude.她只是出于礼貌地笑了笑，而非出于关心或感激。The audience are strangely subdued, clapping politely after each song.观众们出奇地安静，只是在每首歌结束后报以礼貌性的掌声。"Here's the taxi," she said polite...
Man’s extremity is God’s opportunitiy.车到山前必有路。Past medical history included polycythemia, thrombocytosis, chronically low blood pressure, neuropathy and extremity deep vein thrombosis.过去史包括红细胞增多症, 血小板溶解症, 长期低血压, 神经元病和上肢深...
Plankton is at the bottom of the marine food chain.浮游生物处于海洋食物链的最底层.marine planktonic diatom海洋浮游硅藻marine biota海洋生物区marine fauna水产动物Bezanik is diving to collect marine organisms.贝扎尼奇正在潜水采集海洋生物。marine and freshwater eukaryo...