ta
['ti'e]
- abbr. 助教（teaching assistant）；正切角（Tangent Angle）；頂部攻擊（Top Attack）；技術(shù)援助（technical assistance）；公差表
英英釋意
- 1. a hard gray lustrous metallic element that is highly corrosion-resistant; occurs in niobite and fergusonite and tantalite