one's own strength or effort; (by) oneself
taking an examination (esp. school and university entrance)
the strait gate (in the Bible); the narrow gate; high barrier (to enter a highly competitive school, company, etc.); difficult hurdle; difficulty
useless; no future in it; doesn't make sense; having no point
to draw an arc (e.g. with a compass); to describe an arc (e.g. through the air)
to understand (each other); to comprehend
sudden; abrupt; unexpected
July; seventh month of the lunar calendar