eraser是什么意思

双语用例

• The silicon core was then wrapped in felt and inserted into the eraser casing.

• The people and their dwellings were deliberately made invisible, and the erasers were good at their work.

• When he gets home, he goes into his little office and takes out a lot of paper, a few pencils and a big eraser.

• For this interface, a whiteboard eraser was gutted and its interior was replaced by a custom-made silicon filler, containing a pipe-shaped cavity to hold the sensor and associated electronics.

• A third approach is the 'eraser' principle.

• None of these erasers were attached to pens or pencils.

• Marbles have been supplied for many years and do not, unlike scented erasers, contain an unnecessary additive deliberately designed to make them more attractive.

• As far as scented erasers are concerned, consultations are continuing on the need for regulations covering this type of product on a permanent basis.