英英释义
Adjective- forming a right angle or containing one or more right angles;
"a right-angled bend"
例句
用作形容词(adj.)- We learned about right angles in math class.在数学课上，我们学习了有关直角的知识。
- A square is a figure with four equal sides and four right angles.正方形是具有四个等边和四个直角的图形。
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