基本解释adj.天狼星的同根派生 Sothic相关词英汉例句The heliacal or sothic year is determined by the heliacal rising of sothis (the Egyptian name for the dog star). 偕日年或天狼星年是通过天狼星（大犬星的埃及名字）的偕日上升来确定的。Sothic cycle 天狼周Sothic year 天狼年Sothic更多例句