Objective. The extracellular microenvironment directly affects metastatic chordoma cell phenotype in vitro.目的: 细胞外微环境直接影响到体外人转移脊索瘤细胞的表现.Butterfly saddle area chordoma not surgery, can live long?蝶鞍区脊索瘤不手术, 能活多久?Objective:...
good-bye的近义词有：farwell, good-bye。下面这两词均有"再见"的含义：farwell：较正式用词和修辞用语。多用于亲友到远处去要长时间后才可见面的情景，隐含"永别"或"不易再见面"的意味。good-bye：口语中的普通用词，是"Good be with you"的缩略形式，多用于亲友暂时离开的情景。...
They are uncertain about what to do next.他们不知道下一步该做什么。For a minute he looked uncertain, and then recovered his composure...有一小会儿他看上去有些迟疑不定，之后又恢复了镇定。Students all over the country are facing an uncertain future.全国各地学生前途未卜。...
Don't litter the place with wastepaper.不要乱扔废纸.Clothes were everywhere; hanging out of drawers, strewn across the floor, even spilling from the wastepaper basket.到处都是衣服：挂在抽屉上、扔在地上、甚至堆在废纸篓里。He slung it into the wastep...