单词	observational
释义	请查阅词条：observation
随便看	(every) now and then every now and then (every) now and then/again every once in a while (every) once in a while every one everyone every one of the every other every other (or every second) every other (or every second) ever yours every part every penny every penny every person everyplace every second every single every single one of the every single thing every so often every so often everything everything but the kitchen sink 三灾八难三点式三焦三牲三班倒三生有幸三番五次三百六十行三皇五帝三秋 Einstellraum Einstellregelventil Einstell_Richtung Einstellring Einstellrollenlager Einstellräder Einstellscheibe Einstellschiene Einstellschlitz Einstellschluß