During the talk among the comrades, nothing should be concealed.

同志间的交谈应该是开诚相见。

《新英汉大辞典》

In the WILDS OF NORTH AMERICA a mystical ape-like creature hides in the shadows. Standing over seven feet tall and having an immense, muscled body, it should be hard to stay concealed.

一种神秘的猿形生物藏匿在北美荒原的阴暗处，它身高超过7英尺，体形庞大、肌肉发达，按理说应该很难长期深藏不露。

youdao

This paper discussed the construction quality problems which should be noticed in reinforcement concealed acceptance, so that available for reference to fellow traders.

本文对房屋建筑工程中钢筋隐蔽验收时应注意的质量问题进行了论述，以便供同行参考。

youdao

Most of the time, the master says, irezumi should be concealed.

ECONOMIST: Tattoos in Japan

Quinn, a Chicago Democrat who favors strict gun control including an assault weapons ban, said violence has been an "epidemic" in parts of the state and Illinois should be the nation's leader in keeping the concealed carry ban in place.

NPR: Ill. Gov. Wants Appeal Of Concealed Carry Ruling

That proposition can be stated as a question: In an America where at least 43 states now let a law-abiding citizen carry a concealed weapon, how should we protect ourselves in the fewer and fewer places where we are required to be unarmed?

WSJ: Jenkins: Gun Control That Works