Not deep (physically) or shallow/superficial (in understanding or content).
この川は浅いので子どもでも渡れます。
This river is shallow, so even children can cross it.
彼の考え方は浅いと言わざるを得ない。
I have to say his way of thinking is superficial.
浅い場所は水が澄んで見える。
Shallow spots look clear (in the water).
その説明では問題の本質に触れておらず浅い。
That explanation doesn't touch the essence of the problem and is superficial.
Indicates small degree: slight (wound), light (sleep), pale (color), or inadequate/shallow (knowledge).
幸い傷は浅く、すぐに治った。
Fortunately the wound was slight and healed quickly.
彼女は浅い眠りなので物音ですぐ目を覚ます。
She is a light sleeper and wakes up at noises.
その写真は色が浅くて物足りない印象だ。
The colors in that photo are pale and give an unsatisfying impression.
彼はその分野について浅い知識しか持っていない。
He only has superficial knowledge about that field.
Short in time or experience; early or young (e.g., recently something started or someone is inexperienced).
赴任して日はまだ浅いので、土地勘がない。
Since I was only recently transferred here, I have no sense of the place yet.
結婚歴が浅いので、夫婦間の習慣に慣れていない。
Because they haven't been married long, they're not used to each other's habits.
彼は経験が浅く、先輩の助言を必要としている。
He has little experience and needs advice from seniors.