The combination produces a material that can , when circumstances are right , bind the protein molecules so tightly together that any water molecules between them are expelled .
这种混合物能产生一种物质，环境适宜时，它便能将蛋白子分子紧密连接起来而排出分子之间的所有水分子。
Ecuador subsequently expelled the ambassador .
厄瓜多尔后来驱逐了这名大使。
The paper said it believed it had expelled the hackers from its system .
《纽约时报》说，该公司认为已经驱逐了系统中的黑客。
North korea also has expelled south korean business executives from a jointly developed industrial park .
