プログレッシブ和英中辞典(第4版)の解説
ゆび【指】
〔手の〕a finger；〔足の〕a toe（⇒手（図），足（図））
親指
the thumb／〔足の〕the big toe
人さし指
the forefinger／the index finger
中指
the middle finger
薬指
the third finger／〔おもに左手の〕the ring finger
小指
the little finger／〔足の〕the little toe
指の関節
a finger joint／a knuckle
指の腹
the ball of a finger
指輪を指にはめる
put a ring on one's finger
指を鳴らす
snap one's fingers／〔関節を〕crack [pop] one's knuckles [finger joints]
指を組み合わせて祈った
He interlaced his fingers in prayer.
少年は指をくわえていた
The boy had a finger in his mouth.
彼は今年の長者番付で５本の指に入った
He was listed among the top five taxpayers this year.
指一本
指一本差させはしない
I won't allow anybody to criticize [interfere with] me.
私がいる限り彼女には指一本触れさせないぞ
She will be safe as long as I am here.／Nobody is going to lay a finger on her as long as I am alive.
指をくわえる
指をくわえて見ていないで加わったらどうかね
Why don't you join us instead of looking on so enviously?
その子はショーウインドーのおもちゃを指をくわえて見ていた
The child was looking wistfully at the toys in the shopwindow.
指を詰める
〔やくざが〕amputate [cut off, chop off] the tip of a little finger (either as a punishment or as a token of penitence)
指を染める
抽象画に指を染めたのは最初の個展を開いてからだった
It was after his first one-man show that he began to paint abstract pictures.
指静脈認証
finger vein authentication [recognition]
銀行が指静脈認証を導入した
The bank adopted finger vein authentication devices [technology].