The priest strode out into the moonlight. In the recovery of the child he saw only a demonstration of the efficacy of prayer, and he could not too quickly bring home the lesson to his parishioners. Amid their murmurs of wonder and gratitude Chesterton rode away. To the kindly care of the priest he bequeathed El Capitan. With him, also, he left the gold pieces which were to pay for the fresh pony.英文原著 · 《A Charmed Life》
That as to the people or parliament of England, we had alwais been independent of them, their restraints on our trade deriving efficacy from our acquiescence only, & not from any rights they possessed of imposing them, & that so far our connection had been federal only & was now dissolved by the commencement of hostilities:英文原著 · 《AUTOBIOGRAPHY》
As such its efficacy seems to me to be altogether magical, in the best sense of that word.英文原著 · 《Bygone Beliefs》
Gradually the professor lost his hold on his pupil, for it seems as though Aurore were the first to tire. Aurelien finally began to doubt the efficacy of his preaching. The usual fate of sentiments outside the common order of things is that they last the length of time that a crisis of enthusiasm lasts. The best thing that can happen then is that their nature should not change, that they should not deteriorate, as is so often the case. When they remain intact to the end, they leave behind them, in the soul, a trail of light, a trail of cold, pure light.英文原著 · 《George Sand》
"We strikes the town after supper-time, and we concludes to sample whatever efficacy there is in this eating-house down by the railroad tracks. By the time we had set down and pried up our plates with a knife from the red oil-cloth, along intrudes Widow Jessup with the hot biscuit and the fried liver.英文原著 · 《Heart of the West》
(11) sc. that the dolphin was really Apollo. (12) The epithets are transferred from the god to his altar `Overlooking' is especially an epithet of Zeus, as in Apollonius Rhodius ii. (13) Pliny notices the efficacy of the flesh of a tortoise against withcraft. In "Geoponica" i. 8 the living tortoise is prescribed as a charm to preserve vineyards from hail. (14) Hermes makes the cattle walk backwards way, so that they seem to be going towards the meadow instead of leaving it (cp. 345); he himself walks in the normal manner, relying on his sandals as a disguise.英文原著 · 《Hesiod, The Homeric Hymns, and Homerica》
Seems they're dubious of the Axelrod Foundation's efficacy.美剧 · 《Billions》
Make them see the efficacy of the Foundation.美剧 · 《Billions》
Excuse me, kind stranger. I'm writing a story on the efficacy of your program.美剧 · 《Bojack Horseman》
After about five years, it can tend to lose its efficacy.美剧 · 《Shameless》