But the struggle wasn't just in its development. Apple had to nail the switch from the old Mac OS to the new, or it could have sunk the company.

但并非只有研发工作困难重重，苹果公司必须摆脱旧的MacOS以创造出新系统来，否则公司将面临破产境地。

youdao

But the struggle wasn't just in its development. Apple had to nail the switch from the old Mac OS to the new, or it could have sunk the company.

但并非只有研发工作困难重重，苹果公司必须摆脱旧的MacOS以创造出新系统来，否则公司将面临破产境地。

youdao