heliacal

英式音标：[hɪ'laɪəkəl]

美式音标：[hɪ'laɪəkəl]

词汇分类：托福单词6000（历年真题词更新）

概况：

adj. 太阳的；与太阳同时升落的；接近太阳的

词义：

adj.

太阳的，和太阳同时或几乎同时出没的；

英英释义

heliacal[ hi:'laiəkəl ]

adj.pertaining to or near the sun; especially the first rising of a star after and last setting before its invisibility owing to its conjunction with the sun

"the heliacal rising of the Dog Star"; "the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)"

同义词：heliac

用法：

权威例句

Season of the Inundation

Sopdu

Medicine Wheel National Historic Landmark

HELIACAL

Heliacal rise phenomena.

The Heliacal Rise of Sirius and Ancient Egyptian Chronology

Book Review: The Heliacal Rise of Sirius and Ancient Egyptian Chronology

A simple theory of certain heliacal and anthelic halo arcs. The long hexagonal ice prism as a kaleidoscope

The heliacal setting of the stars and planets. II.

Book Salvo De Meis, Heliacal Phenomena and Astronomical Introduction for Humanists Italy: Mimesis International, 2014. Paperback, 24...

同义词：solar

同根词：heliometer,heliograph,heliocentric,heliacal

英语词源：

heliacal (adj.)

"pertaining to the sun," c. 1600, with -al (1) and Greek heliakos "of the sun," from helios "sun" (see sol). The heliacal year is reckoned from the heliacal rising of Sirius; thus it also is known as the canicular year.

造句：

1. This annual event is called a heliacal rising.

这个一年一度的活动被称为“偕日升”。

youdao

2. They continually adjusted it to the heliacal rising of Sirius, ensuring that they never got too far off in their seasons.

他们不断地调整它以适应天狼星的偕日升，确保他们在自己的季节里不会偏离太远。

youdao

3. This administrative calendar existed alongside the earlier agricultural and religious calendar that depended on the heliacal rising of Sirius.

这个行政日历与早期依赖于天狼星偕日升的农业和宗教日历并存。

youdao

4. They concentrated attention, not on heliacal risings and Settings, not on the horizon, but on the pole star and on the circumpolar stars which never rise and never set.

他们关注的不是星辰偕日升降，也不是地平线附近的星辰，而是永不落下的北极星和拱极星。

youdao

5. They concentrated attention, not on heliacal risings and Settings, not on the horizon, but on the pole star and on the circumpolar stars which never rise and never set.

他们关注的不是星辰偕日升降，也不是地平线附近的星辰，而是永不落下的北极星和拱极星。

youdao