blunder

大失敗、大きな過ち、へま

不注意などが原因で起こる、重大な、または恥ずかしい失敗。

やさしい英語で： A serious or embarrassing mistake, often caused by carelessness.

• I made a blunder on the form.
• His diplomatic blunder upset several countries.
• How can we avoid these costly blunders?

類義語： mistake, error, gaffe

よく使う表現： make a blunder, costly blunder, major blunder

大失敗する、へまをする

重大な失敗や、不注意による失敗をする。

やさしい英語で： To make a serious or careless mistake.

• I blundered and sent the wrong file.
• The government blundered badly during the negotiations.
• Did we blunder in trusting him?

使い方： blunder in doing something (They blundered in choosing an unreliable supplier.)

類義語： make a mistake, err, mess up

よく使う表現： blunder badly, blunder in judgment, blunder in something

悪手で駒を失う、駒をただで取られる

チェスで、とても悪い手を指して駒を失う。

やさしい英語で： To lose a chess piece by making a very bad move.

• I blundered my queen in ten moves.
• Be careful not to blunder that rook.
• She blundered a knight and resigned soon afterward.

類義語： give away, lose carelessly

よく使う表現： blunder a rook, blunder a queen, blunder a piece

悪手で不利な結果を招く

チェスの悪手によって、望まない引き分けや詰みなどを招く。

やさしい英語で： To make a bad chess move that allows an unwanted result, such as a draw or checkmate.

• She blundered a draw from a winning position.
• He blundered into mate after moving his king.
• Can you spot how White could blunder into stalemate?

使い方： blunder into something (He blundered into checkmate while chasing a pawn.)

よく使う表現： blunder a draw, blunder into mate, blunder into stalemate