1. The microscope's nosepiece allows for easy switching between different objective lenses.
这个显微镜的鼻子部件可以轻松切换不同的物镜。

2. Make sure to properly align the nosepiece before using the microscope.
在使用显微镜之前，请确保正确对齐鼻子部件。

3. The nosepiece on the camera lens can be rotated to change the focal length.
相机镜头上的鼻子部件可以旋转以改变焦距。

4. The nosepiece on the telescope holds multiple eyepieces for different magnification levels.
望远镜上的鼻子部件可容纳多个目镜，用于不同的放大倍数。

5. The nosepiece of the binoculars can be adjusted to fit the user's interpupillary distance.
双筒望远镜的鼻子部件可以调整以适应用户的瞳距。

6. The nosepiece of the scuba mask should create a snug seal against the face to prevent water from entering.
潜水面罩的鼻子部件应该紧密贴合脸部，以防止水进入。