keep one's countenance

Verb

To preserve a calm appearance, hiding one's emotions.

Japanese Meaning

（感情を隠しながら）落ち着いた表情を保つ / （心の動揺を表情に出さず）平静さを維持する

When facing harsh criticism, it's important to keep one's countenance so the discussion stays civil.

厳しい批判に直面したときは、議論が冷静に進むように平静な表情を保つことが重要だ。

Sense（1）

To preserve a calm appearance, hiding one's emotions.

keeps one's countenance

（ present singular third-person ）

keeping one's countenance

（ participle present ）

kept one's countenance

（ participle past ）

kept one's countenance

（ past ）