Endocardium
n. 心内膜\\n[医] 心内膜
🗣️ 情景例句
with the school board,
和联合校董会一起，
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
Then they slowly moved it farther and farther away.
然后，他们慢慢地把它移得越来越远。