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half-line

/haf-lahyn, hahf-/US // ˈhæfˌlaɪn, ˈhɑf- //

半线,半行,半边形,半边线

Definitions

n.名词 noun
  1. 1

    Mathematics.

    • : ray.

Examples

  • Eric Garcetti succeeded Villaraigosa and has received high marks in his first year and a half on the job.

  • Domestically, the prime minister maintains the dubious line that he is the only man who can keep the still-fragile peace.

  • My dad was a sailor, and all through my childhood he was away half of the time at sea, and to an extent I have a similar job.

  • Last week I turned 40, a bittersweet occasion because I crossed the line to living longer without my mother than with her.

  • Completed in 1953 and composed with standard line breaks and punctuation, the book was completely ignored upon submission.

  • It is the principal waste-product of metabolism, and constitutes about one-half of all the solids excreted—about 30 gm.

  • A small book, bound in full purple calf, lay half hidden in a nest of fine tissue paper on the dressing-table.

  • Hilda, trembling at the door, more than half expected Mr. Orgreave to say: "You mean, she's invited herself."

  • In this position, the line of cavalry formed the chord of the arc described by the river, and occupied by us.

  • All changes are to be Rang either by walking them (as the term is) or else Whole-pulls, or Half-pulls.