There's been a cascade of global tributes to Queen Elizabeth from across the political spectrum.

全球各地的政界人士纷纷哀悼伊丽莎白女王。

The complement system is a family of small proteins that work in an enzymatic cascade to fight off bacterial infections.

补体系统是一群小的蛋白质，以酶促级联的方式抵抗细菌感染。

His beard began just below the eyes, while the eyebrows fell in little cascades to meet it.

他的胡须刚好从眼睛下方开始， 而眉毛则呈小瀑布状落下以与胡须相接。

Signs and symptoms hemophilia A and B are nearly clinically identical, which makes sense since factors VIIIa and IXa work together in the coagulation cascade to activate factor X.

血友病A和B的体征和症状在临床上几乎相同，也说得通，因为因子VIIIa和IXa在凝血级联反应中，共同作用以激活因子X。

So the muon starts in a semi-stable place—the food-messy desk—moves up to an unstable state—the clean desk—and then cascades down to a different stable ground state—the paper-messy desk.

因此，介子从一个半稳定的地方开始——食物凌乱的桌子——上升到一个不稳定的状态——干净的桌子——然后向下级联到另一个稳定的基态- 乱七八糟的桌子。