(engineering) an engine, a mechanical device

(rail transport) inner track of a loop line

回り: circumference, perimeter, edge; surroundings; rotation, circulation

空回り: idle an engine; waste effort

空回り: idling an engine; wasting effort

回り: circumference, perimeter, edge / 回り: via, by way of that place / 回り: the round of something or someone / 回り: a span of twelve years / 回り: a unit of size in clothing

生ける: to put/arrange in a vase; to be alive / 活ける: to put/arrange in a vase

行ける: can go; can do; to be good/fine

(slang) handsome man

愛犬: one's pet dog / 合拳: both participants' choosing the same hand in a turn of rock paper scissors / 合見: collusive agreement, conspiracy