mothball

in mothballs

（长期）封存；（长期）搁置stored and not in use, often for a long time

1.[usupass]~ sth封存；搁置不用to decide not to use or develop sth, for a period of time, especially a piece of equipment or a plan

1.樟脑丸

1.后备的

2.封存的

3.闲置的

1.a small white ball made from a chemical with a strong smell that you put with clothes in order to prevent them being damaged by moths

1.to decide not to continue using something or doing something for a period of time