正是它在标题上所说的。我已经多次下载 STTwitter API 以确保我的下载没有任何问题。我在导入库之前运行了我的项目，它运行良好。
我知道 STTwitter 库没有任何问题，因为我在几个项目中使用了它，但它不会让我创建另一个导入的项目。
Ld /Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Products/Debug-iphonesimulator/JesusWalk.app/JesusWalk normal i386
cd /Users/michaelvillar/Desktop/JesusWalk
export IPHONEOS_DEPLOYMENT_TARGET=8.3
export PATH="/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -arch i386 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator8.3.sdk -L/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Products/Debug-iphonesimulator -F/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Products/Debug-iphonesimulator -filelist /Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/JesusWalk.LinkFileList -Xlinker -rpath -Xlinker @executable_path/Frameworks -Xlinker -objc_abi_version -Xlinker 2 -fobjc-arc -fobjc-link-runtime -Xlinker -no_implicit_dylibs -mios-simulator-version-min=8.3 -framework Foundation -framework UIKit -framework CoreGraphics -Xlinker -dependency_info -Xlinker /Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/JesusWalk_dependency_info.dat -o /Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Products/Debug-iphonesimulator/JesusWalk.app/JesusWalk
duplicate symbol _STTwitterOSErrorCode in:
/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/STTwitterOS.o
/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/STTwitterAPI.o
duplicate symbol _STTwitterAppOnlyErrorCode in:
/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/STTwitterAPI.o
/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/STTwitterAppOnly.o
duplicate symbol _STTwitterOAuthErrorCode in:
/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/STTwitterAPI.o
/Users/michaelvillar/Library/Developer/Xcode/DerivedData/JesusWalk-evjafkmkrrhusqauysjaelfarvqn/Build/Intermediates/JesusWalk.build/Debug-iphonesimulator/JesusWalk.build/Objects-normal/i386/STTwitterOAuth.o
ld: 3 duplicate symbols for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)
请，如果有人知道有关导入库的信息，请告诉我:)