bulk-up

名词 n.

英文释义

名词 n.
  1. The process of bulking up.
    — Muscle size (weight gain) program: A bulk-up of three to five sets of 5, gradually increasing to 10 reps at 70 to 80 percent effort […]

词形变化

bulk-ups plural

词源

Deverbal from bulk up
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