The canvas Yin Xiang Ri Chu is the cornerstone of impressionistic paintings.是什么意思？

The canvas Yin Xiang Ri Chu is the cornerstone of impressionistic paintings.

《印象日出》这幅油画,是印象派绘画的奠基石.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

canvas

n. 帆布，油画（布）；vt. 用帆布覆盖；adj. 帆布制的；

例句
...a canvas bag.
帆布包

yin

n. 阴（阳之对），中国的殷代；

例句
The Conghui point as the Yang peak and the Baihui point as the Yin peak.
(劲)虚灵:头上虚灵顶,囱会穴为阳顶,百会穴为阴顶.

ri

--

例句
The canvas Yin Xiang Ri Chu is the cornerstone of impressionistic paintings.
《印象日出》这幅油画,是印象派绘画的奠基石.

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

cornerstone

n. 奠基石，基础，最重要部份，柱石；

例句
The mayor laid the cornerstone of the new library.
市长为新图书馆奠基.

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

impressionistic

adj. 仅凭印象的，主观的；

例句
His paintings had become more impressionistic as his eyesight dimmed.
伴随着他视力的下降,他的画作变得更富印象派风格。

paintings

n. 上油漆( painting的名词复数 )，作画，（一幅）水彩画，涂漆；

例句
Several magnificent oil paintings adorn the walls.
几幅恢宏的油画装点着墙面。