The atraumatic restorative treatment (ART) is a procedure based on re-moving carious tooth tissues using hand instruments alone and restoring the cavity with glass-ionomer.

非创伤性修复治疗(简称art)是一种只用手动器械去除龋坏组织，然后用玻璃离子充填龋洞的操作技术。

youdao

Men and women sing to the beat of hand-made musical instruments including marimbas,rattles and drums.

VOA: special.2010.12.01

To solve these problems, it helps to have two instruments to hand: a carbon tax to discourage pollution directly, and subsidies or other incentives to encourage innovation around the cleaner input.

ECONOMIST: Economics focus

Mr. Phillips was on hand to teach about the instruments and keep them in shape.

WSJ: Restoration Hardware | By Heidi Waleson

The monks wear ritual clothing and use hand gestures and various musical instruments while praying for the spiritual and moral well-being of the people, for purification and peace of mind, to appease the wrath of evil spirits or to invoke the blessing of various Buddhas, Bodhisattvas, deities and rinpoches.

UNESCO: MEDIA SERVICES