Perisystolic
[医] 收缩前期的; 收缩前的
🗣️ 情景例句
Snow.
雪。
He who stands alone has no power.
孤掌难鸣。
Open the door, please, Lucy. Lily, is she opening the door?
露茜，请把门打开。莉莉，她在开门吗？