investigative

Tax laws were discriminatorily enforced, conspicuous surveillance and visible "investigative" interviews with activists, and grand jury subpoenas.

歧视性，明显监视，以及可见“查”，与活成员会面，和大陪审团传票。

BACKGROUND: Various investigative tools, including direct visualization with stroboscopy and indirect observation with glottography, have been widely used for the observation of vocal fold vibration.

许多观察声带振具，包括影像观察喉频闪镜以及间接观察声门图仪，均已被广泛地运用于声带振观察。