This is the 6037th most frequent Chinese word.
宛如
"As if; just like; resembles."
In this sentence, "宛如" is used to draw a simile, comparing the moon to a silver plate.
明月宛如银盘，挂在天空中。
The bright moon is like a silver plate hanging in the sky.
Here, "宛如" is utilized to express an analogy, likening someone's smile to a warm phenomenon.
她的笑容宛如春天的阳光，温暖人心。
Her smile is akin to the spring sunshine, warming one's heart.
In this example, "宛如" is applied metaphorically to describe the night view of the city resembling a painting.