heart stage的意思|示意
美 / hɑ:t steidʒ /
英 / hɑrt stedʒ /
心期（指胚）
heart stage相关例句
B. During the heart stage leaves are initiated; and during the torpedo stage axis elongation occurs.
心阶段启动叶; 并在鱼雷阶段轴伸长率发生.
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D . During the heart stage axis elongation occurs; and during the torpedo stage leaves are initiated.
在心脏阶段轴期间伸长发生; 并且在鱼雷阶段期间叶子被创始.
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