laser pointer
Steel produced by reduction of iron oxides by carbon.
A picture made up of several smaller pictures, drawn upon separate pieces so that they can be combined in many different ways, thus producing a great variety of scenes or landscapes.
The West Coast language, an Austronesian language spoken by the Bajau people in the west coast of Sabah.
A device that emits a highly concentrated beam of light to highlight items of interest at some distance
天文クラブの集まりで、皆が追いやすいように彗星の軌跡を示すために、集束した光線を放つ携帯型レーザーポインターを使いました。
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DiQt
Free
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