Ostracodermi
甲胄鱼类
🗣️ 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。
Has anybody else anything to say on this?
关于这点，谁还有什么别的要说吗？
It seemed as if there was no way out.
看情形似乎没有出路了。