cast away

捨てる、投げ捨てる

物を捨てたり、持ち続けることや受け入れることをやめたりすること。

やさしい英語で： To throw something away or stop keeping or accepting it.

• He cast away his old coat.
• She cast her doubts away and stepped forward.
• They have cast away the beliefs they once held.

使い方： cast away something / cast something away (She cast her old letters away.)

類義語： throw away, discard, reject

反対語： keep, retain

よく使う表現： cast away something, cast away doubts, cast something away

置き去りにする

助けを得にくい、人けのない場所に人を残して去ること。

やさしい英語で： To leave someone in a lonely place where they cannot easily get help.

• The pirates cast away their prisoners.
• They were cast away on an empty island.
• Who cast these sailors away?

使い方： cast someone away (The captain cast them away on a distant island.)

類義語： maroon, abandon

よく使う表現： cast away someone, cast away sailors

型の制約を取り除く

コード内で値の型を変えて、使い方の制限を取り除くこと。

やさしい英語で： To remove a limit on how a value can be used by changing its type in computer code.

• This code casts away const.
• The programmer cast away the qualifier to change the value.
• Can we cast away this type restriction safely?

使い方： cast away something (This conversion casts away the constant qualifier.)

よく使う表現： cast away const, cast away qualifiers