1 英语翻译 A total eclipse occurs when the Sun is completely obscured by the Moon.The intensely bright disk of the Sun is replaced by the dark silhouette of the Moon,and the much fainter corona is visible.During any one eclipse,totality is visible only from at most a narrow track on the...
百度试题 结果1 题目There was a total eclipse of ___ sun yesterday. A. the B. a C. an D. / 相关知识点: 试题来源: 解析 A。“the sun”是独一无二的事物,要用定冠词 the。反馈 收藏
During a total solar eclipse, which of the following is correct? A. The moon covers the sun completely. B. The sun covers the moon completely. C. The earth covers the sun completely. D. The moon covers the E. arth completely.
相关知识点: 试题来源: 解析 A。“get”在这里是系动词,其后接形容词作表语,A 选项“dark”是形容词原级,表示“黑暗的”。B 选项“darker”是比较级;C 选项“darkest”和 D 选项“the darkest”是最高级,此处没有比较的语境,不需要用比较级或最高级。反馈 收藏 ...
杭电多校第二场 A Total Eclipse 并查集 Total Eclipse 题目链接 题目大意 给一个无向图,有点权。 每次选一整个连通块,让这个连通块里的点权都减一,问最少操作几步可以让他们都减成0? 减成0了就不能再减了,也就是这个点就删去了。 题意给的不明确。他没说选的连通块尽可能大。。结果到最后了改了题...
On average,one total solar eclipse happens every 18 months, when: There's aNew Moon, at the same time, the Moon is at (or very near) a lunar node, so the Earth, the Moon, and the Sun line up in a straight (or nearly straight) line, ...
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Using this approach caused performance issues, however, so we decided to go with in-memory Java hash tables that would be read from the CSV files. This approach worked fairly well in the Java version except when we needed to search the hash tables to find the next a...
total solar eclipse: 这是一个天文学术语,指的是当月球完全遮挡住太阳,从地球上的某个特定地点看去,太阳完全消失在月球的阴影中。这一现象只能在日全食带内的特定位置观测到。 obliteration: 意指完全的消除或抹去。这个词源自拉丁语单词 "obliteratus",是 "obliterare" 的过去分词。 前缀"Ob-" 指“反对”或...
A table of the best times to see the total solar eclipse on April 8, 2024.NASA How can you safely watch the solar eclipse? When the sun is partially covered by the moon, it isimportant to use protective eclipse glassesto avoid eye injury. Only when the sun is fully covered is it OK...