Insufficiency of valves
[医] 心瓣闭锁不全
🧩 词语组成解析
n. 不充分, 不足, 不适当\\n[医] 机能不全, 闭锁不全, 关闭不全
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
Good morning, everyone!
各位早安！
In moderating, not satisfying, desires, lies peace.
节欲不纵情，心情得安宁。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。