They have found that it is connected with the passage of days and the phases of the moon.
他们发现代码与昼夜更迭和月亮圆缺有关，
新概念英语第三册 Lesson 38 The first calender

📚 句中词汇解析

从本句中提取的重要词汇

found [faʊnd] 词频1 词根: found
vt. 创办，成立，建立; v. 发现（ find的过去式）;找到;到达;发觉;
💡 found基础 → 为(房屋等)打基础，建立，创立
"In some stories, genies are always found inside a lamp or bottle."
在一些故事里, 灯里或瓶子中总是装有妖怪.
近义：base, ground, establish, institute, mount, rest 反义：invalidate, abrogate, negate, nullify, omit, outlaw
passage ['pæsɪdʒ] 词频1 词根: pass
n. （文章的）一段;经过;通路，通道;旅程，行程;
💡 pass通过+age名词后缀 →通过，通行
"a secret underground passage"
地下秘密通道
近义：lane, pass, passageway, passing, walkway, way
moon [mun] 词频1
n. 月亮，月球;卫星;月状物，新月状物; vi. 闲逛;出神;[俚语] 露出屁股以戏弄; vt. 虚度;
"old film footage of the moon landing"
一段登月的老影片
近义：muse, daydream, dream, fantasize
connected [kə'nektid]
adj. 连接的，有关系的，有联系的;连贯的;有血统[婚姻]关系的; v. 连接( connect的过去式和过去分词);
"The towns are connected by train and bus services."
这些城镇由火车和公共汽车连接起来。
近义：interrelated, joined, jointed, linked, related, bridged 反义：antithetical, illogical, inarticulate, incoherent, incompatible, incongruent
days
n. 一生, 时期\\nadv. 每天, 在白天

📚 更多「新概念英语第三册」例句

At that time, however, she was not only the largest ship that had ever been built, but was regarded as unsinkable,
当时，这艘轮船不仅是造船史上建造的最大的一艘船，而且也被认为是不会沉没的。
Two men who recently spent five days on a coral island wished they had stayed there longer.
最近有两个人在一座珊瑚岛上呆了5天，他们真希望在那儿再多呆一些日子。
Robert was delighted to see me and equally pleased with my little gift.
罗伯特见到我很高兴，对我的薄礼也感到满意。
His father told everybody that Eric had been killed in action.
他的父亲告诉大家，埃里克在战争中被打死了。
The workmen told him to do as he pleased and the policeman telephoned for help.
工人说，悉听尊便。警察去打电话叫人。
When you come to think about it, there are only four ways you can deal with rubbish: dump it, burn it, turn it into something you can use again, attempt to produce less of it.
倾倒、焚烧、把垃圾变成再生材料或试图少产生一些垃圾。