用繁殖体三维(长、宽、高)的方差衡量繁殖体形状。
Variance considering three dimensions (length, width and depth) was used to describe diaspore shape.
自1999年起，每年最后一天的午夜时分，都会有一个宽5英尺，高7英尺金银相间的铝制松果从有着112年历史的维勒夫特酒店楼顶降落，庆祝祝新年的到来。
The 5ft-by-7ft gold and silver aluminium pinecone has dropped from the 112-year-old Weatherford Hotel since 1999.
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