boundary alignment的用法和樣例：
例句
- Naturally it also forms the foundation of delimiting the rational boundary line of government investment.
政府投資政策調控工具的功能定位自然而然地就構成了政府合理投資邊界確立的基礎。 - Simulation results show that the modified algorithm is effective for iris boundary localization under different illumination conditions.
模擬結果表明，本文演算法對於不同光照下虹膜的邊界定位是有效的。 - First focus the reticle with the image field boundary by turning the eyecup.
首先在圖像的邊界對準十字線旋轉眼杯。
