中文翻译与英英解释

【语法】工具格。

instrumental:    adj. 1.仪器的，器械的，器具的 〔cf. voca ...

case:    n. 1.箱，盒。 2.鞘，袋，套子，壳，罩，容器。 3 ...

The instrumental case (abbreviated or ; also called the eighth case) is a grammatical case used to indicate that a noun is the instrument or means by or with which the subject achieves or accomplishes an action. The noun may be either a physical object or an abstract concept.