深奥的

Astronomy is an abstract subject.

天文学是一门深奥的学科。

Kabbala, also spelled KABALA, KABBALAH, CABALA, CABBALA, OR CABBALAH, is an esoteric Jewish mysticism as it appeared in the 12th and following centuries.

卡巴拉也可拼写为KABALA，KABBALAH，CABALA，CABBALA或CABBALAH，是深奥的犹太神秘主义，那时它出现在第十二世纪和后来的世纪里。

Only the ineducable tyro can fail to sense the presence or absence of wolves, or the fact that mountains have a secret opinion about them.

只有那些堪造就的新手才无法感知狼的存在，也无法理解只有大山才能体会的那种深奥。