Well noticed. Those are traces where someone altered it afterward to falsify the ledger. Let's look up the meaning of the special symbol marked beside it in an encyclopedia. (N5 lesson 32)
ほう、これは見事な足跡ですね。容疑者が履いていた作業用の靴と寸法を比べてみましょう。
Oho, these are magnificent footprints. Let us compare the dimensions with the work shoes worn by the suspect. (N5 lesson 37)
だ、誰も出ませんよ！私が受話器を取って応答してみましょうか？
N-nobody is picking up! Shall I pick up the receiver and answer? (N5 lesson 38)
接点に潤滑油を差して配線を直してみましょう。ほら、微弱な電流が針金を通して流れ始めましたよ。
Let's apply lubricating oil to the contact points and repair the wiring. Look, a faint electric current has begun flowing through the wire. (N5 lesson 55)
隙間から何か転がり落ちてきたぞ。掌に乗せてランプにかざしてみろ。
Something rolled out from the gap. Place it on your palm and hold it up to the lamp. (N5 lesson 59)
Practice
あっ、生地の裏側に秘密の内袋が縫い付けてありますね！ナイフで糸を慎重に破っ（ ）ます。
Ah, there is a secret inner pouch stitched into the lining fabric! I will carefully cut the threads with a knife. (N5 lesson 59)
