プログレッシブ和英中辞典(第4版)の解説
てきりょう【適量】
a suitable [〔程よい〕moderate] amount
毎晩適量の酒を飲む
I drink a moderate amount each night.
薬も適量を越すと害が大きい
Taking too much medicine will ruin your health.
炊き上がったご飯に適量の酢を加えなさい
Mix a suitable amount of vinegar into the cooked rice.