翻译那儿有一块写着“禁止吸烟”的标记。（sign,saying)

there is a sign saying "no smoking" over there

There is a sign with "NO smoking"over there

There is a sign saying“No Smoking”over there.
上面写着“严禁停车”的招牌
a sigh saying "No Parking”.

上面的都是对的！

There is a sign saying "NO SMOKING" over there.
There is a sign with "NO SMOKING" over there.
A sign with "NO SMOKING" over there.

楼上的

a sigh saying "No Parking”.

你拼写错了

是sign, 不是 sigh, 叹气

Over there,there is a sign which says "No Smoking".