Interopercle
鳃盖间骨
🗣️ 情景例句
Sure. We've been in business about five years now.
当然。我们创业至今有五年的历史。
That house is for sale.It has central heating.
那幢房子是待售的，它有中央暖气系统。
Though my aunt pursued what was, in those days, an enlightened policy, in that she never allowed her domestic staff to work more than eight hours a day, she was extremely difficult to please.
姑妈待佣人在当时算是开明的，从来不让佣人每天工作超过8小时，但他们很难使她称心如意。