Tap the dotted words once you know them. Everything else here is already yours — that is why this text was chosen.

これは、SATAベースのPCの2倍以上の速度（540MB/s）となっており、スマートフォンにこれほどの性能が必要なのかとも感じます。

96.4% of this text is already familiar · 1 word to learn

Picked because you already know almost every word in it (96%), and it teaches you 1 word.

Word to learn here

• 速度Noun — speed; velocity731th most common word in this news text