“catch the sun”可不是“抓住太阳”！

catch the sun
略微被晒黑；被阳光照亮

Her face had definitely caught the sun.
她的脸绝对被晒黑了。

sun
英 [sʌn]  美 [sʌn]
n. 太阳；阳光；恒星
v. 晒（太阳）

太阳

The sun was shining.
那时太阳照耀着。

✎✎✎
太阳的热量；阳光

I felt the warm sun on my face.
我感到温暖的阳光照在脸上。

from sun to sun
从日出到日落；一天到晚

✎✎✎
a place in the sun
显要地位；有利位置

Only the most vigorous will win their place in the sun.
只有最具活力的才能抢占有利位置。

✎✎✎
under the sun;beneath the sun
天底下；世上；到底；究竟

Nobody under the sun eats more than you do.
普天之下没有人吃得比你多。

✎✎✎
sun yourself
晒太阳

She was sunning herself in a riverside park.
她在河滨公园晒太阳。

太阳从东方升起。
误 A sun rises in the east.

正 The sun rises in the east.

解析：像sun这样世界上独一无二的自然物前须用定冠词the。只有在sun前有形容词修饰时才可加不定冠词a,起描绘作用。