Say when you're at the front of C prime, your thumb points to the right, your index points up because that's where the surface is, and then your middle finger will point out.

你在曲线C的前端，你的拇指指向右边，你给指出来了，因为那就是这个表面所在，然后你的中指就会指出。

youdao

With the iPhone, Objective-C becomes front and center to a whole new generation of mobile app developers.

借助iPhone, Objective - c更是成为了全部新一代移动应用程序开发人员的前沿和中心。

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The front end saw a number of updates, including support for Objective-C++.

前端有很多的更新，包括对 Objective-C++ 的支持。

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The orders came just two days after Mr. Obama was sworn-in as president in front of the largest crowd ever in Washington, D.C.

VOA: special.2009.01.24

After negotiating the labyrinth of security, coat checks and corridors, we were ushered into three seats in the front row of Gallery booth No. 7, less than two feet behind the C-SPAN cameras installed there to monitor the proceedings.

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Part two is for Republicans to demand that all negotiations with the White House take place in front of C-Span cameras.

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Turkey's interior minister, Muammer Guler, said law enforcement authorities had information the bomber was a member was a Turkish man in his 30s who had been previously jailed on terrorism charges and was a known member of the outlawed leftist group, the Revolutionary People's Liberation Party-Front, or DHKP-C.

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