検索内容:
emission / transmission (radio, TV etc.) / issue (of postage stamps etc.)
The emission of greenhouse gases is causing serious environmental problems.
first day cover
I collected a rare first day cover.
plural of busta primo giorno di emissione
First day cover envelopes are highly sought after by collectors.
organic light-emitting diode
The organic light-emitting diode is used in smartphone displays.
アカウントを持っていませんか? 新規登録
アカウントを持っていますか? ログイン
DiQt(ディクト)
無料
★★★★★★★★★★