Endophragmalis
胸内隔
🗣️ 情景例句
Listen, Richard,doing aerobics for an hour is a lot different than lifting weights.
听着， Richard，一小时的有氧运动可与举重大不相同。
What's the population of China?
中国有多少人口？
Will you time me?
你给我计时好吗？