Marcellus shale
玛西拉页岩
🧩 词语组成解析
马塞勒斯（男子名）
shale
[[ʃeil]]
n. 页岩
🗣️ 情景例句
Hi, everyone. Sorry I'm late.
嗨， 各位好。很抱歉我迟到了。
What kind of quality control do you have?
你们用什么办法来控制质量呢？
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。