with 放在这里是正确的,不过你说的Machine Wash symbol,是机洗标志还是想说机洗液呢?总之.
with 后常加工具(tools) ,eg.He fixed the table with a hammer.
He writes with a pen.
in 后常加语言,墨水,颜料
eg.He wrote a letter in ink.
He communicates freely in both English and Chinese.
by 后加交通工具
eg.We travelled to Europe by air/plane/train