akabane_k https://blog.hatena.ne.jp/akabane_k/ English Collection https://akabane-k.hatenablog.com/ 英語学習 今日の表現もRD１０月号のCYBER THIEVES! の記事からです。The new scammers practice many cons, some new and some just variations on tried-and-true rip-offs.この "tried-and-true" も文脈から「実証済みの」の意味だと容易に推測できますが、辞書で確認します。・Merriam-Webster's Online Dictionary: proved good, desirable, or feasible : shown or known to be worthy; a tr… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakabane-k.hatenablog.com%2Fentry%2F3c724c641ab3104f712a85f175264037" title="tried-and-true - English Collection" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2011-02-04 13:34:06 rich https://akabane-k.hatenablog.com/entry/3c724c641ab3104f712a85f175264037 1.0 100%