YOU SAID:
They seem to be abseiling down the building.
INTO JAPANESE
彼らは建物から懸垂下降しているようだ。
BACK INTO ENGLISH
They appear to be rappelling down from the building.
INTO JAPANESE
彼らは建物から懸垂下降しているようだ。
BACK INTO ENGLISH
They appear to be rappelling down from the building.
That didn't even make that much sense in English.