0 a small, white ball containing a chemical with a strong smell that keeps moths away from clothes -- 樟腦丸（一種白色小球，含有一種氣味強烈的化學成分，可防止飛蛾接近衣物）
1 to stop work on an idea, plan, or job, but leaving it in such a way that you can start on it again at some point in the future -- 封存，保藏；把…束之高閣
If we are not prepared to allow them to do that, we might as well mothball our national parliaments, turn them into museums and lock the door.
Great fleets of naval vessels remain in mothballs ready to be taken out as needed.
I understand that there are quite a number of ships in mothballs which are taken out occasionally.
If we need to build new and more modern frigates, does this mean the ones we have in mothballs are obsolete?
The project may be dead, or in mothballs.
Will it mean having to put frigates into "mothballs"?
Again, the factory still stands, but it, too, is in mothballs.
The factory still stands but is in mothballs.
