Pemex
abbr. Petroleos Mexicanos (Spanish=Mexican Oils) （西班牙语）墨西哥石油公司
🗣️ 情景例句
He had insufficient sleep.
他睡眼不足。
Does it make any difference to you whether we have our lesson at two o'clock or at three o'clock?
我们在两点上课还是在三点上课，你觉得有关系吗？
With experience, and with improved apparatus,
根据经验和改进了的仪器，