a two-throw crank; a two-throw switch

Before the crisis, perhaps 70 percent of demand came from practitioners of convertible arbitrage, who aimed to profit from the interplay of the debtlike and equitylike characteristics of the securities.

[…] do not catalysize the ortho - para conversion, judging from the lack of correlation with the clouds.

Miss Ambient, whom I also saw at intervals during the time that followed, has, with her embroideries and her attitudes, her necromantic glances and strange intuitions, retired to a Sisterhood, where, as I am told, she is deeply immured and quite lost to the world.