sonic c barrier 声障 ; 音障
biotic c barrier 生物阻限
biologic c barrier 生物阻限
barrier c
障碍c
以上为机器翻译结果，长、整句建议使用 人工翻译 。
For many developers, learning Objective-C was seen as a huge barrier-to-entry.
对于很多开发人员，学习Objective - c被看作是一个巨大的障碍。
youdao
The entry barrier is extremely low, especially for a programmer who has experience with a C-like language.
入门极其容易，尤其是对于已经具有 C 类语言的经验的程序员来说。
C. on Sunday will coordinate a final push to break through the one billion barrier.
CNN: SHARE THIS
应用推荐
模块上移
模块下移
不移动