A cross with equal arms and a diagonal cross, or saltire, were the most traditional heraldic forms.
两岸平等的武器和对角线交叉，或圣安德鲁十字，最传统的徽章形式。
If Russia did not feel it was being treated as an equal, he warned, he would not co-operate and the two sides risked returning to an arms race.
他警告道，如果俄国认为没有被平等对待，那么他也不会继续合作，对双方来说，就有可能演变成又一场军备竞赛。
Isochromosome — an abnormal chromosome in which one arm is duplicated (forming two arms of equal length, with the same loci in reverse sequence) and the other arm is missing.
着丝粒在染色体中间，两臂等长的染色体。
Upper arms nearly equal in length to shoulder blades.
上臂骨与肩胛骨长度大致相等。
Upper arms nearly equal in length to shoulder blades.
上臂骨与肩胛骨长度大致相等。
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