diff --git a/mirai-core-api/src/commonMain/kotlin/contact/Contact.kt b/mirai-core-api/src/commonMain/kotlin/contact/Contact.kt
index 69a9d1c09..632c74a2d 100644
--- a/mirai-core-api/src/commonMain/kotlin/contact/Contact.kt
+++ b/mirai-core-api/src/commonMain/kotlin/contact/Contact.kt
@@ -21,6 +21,7 @@ import net.mamoe.mirai.message.MessageReceipt.Companion.quote
 import net.mamoe.mirai.message.MessageReceipt.Companion.recall
 import net.mamoe.mirai.message.data.*
 import net.mamoe.mirai.utils.*
+import net.mamoe.mirai.utils.ExternalResource.Companion.sendAsImageTo
 import java.io.File
 import java.io.InputStream
 
@@ -114,6 +115,16 @@ public interface Contact : ContactOrBot, CoroutineScope {
         @JvmStatic
         @JvmBlockingBridge
         public suspend fun <C : Contact> C.sendImage(file: File): MessageReceipt<C> = file.sendAsImageTo(this)
+
+        /**
+         * 将资源作为单独的图片消息发送给 [this]
+         *
+         * @see Contact.sendMessage 最终调用, 发送消息.
+         */
+        @JvmBlockingBridge
+        @JvmStatic
+        public suspend inline fun <C : Contact> C.sendImage(resource: ExternalResource): MessageReceipt<C> =
+            resource.sendAsImageTo(this)
     }
 }
 
diff --git a/mirai-core-api/src/commonMain/kotlin/utils/ExternalResource.kt b/mirai-core-api/src/commonMain/kotlin/utils/ExternalResource.kt
index e73fb57f4..efaf10a2c 100644
--- a/mirai-core-api/src/commonMain/kotlin/utils/ExternalResource.kt
+++ b/mirai-core-api/src/commonMain/kotlin/utils/ExternalResource.kt
@@ -21,7 +21,6 @@ import net.mamoe.mirai.message.MessageReceipt
 import net.mamoe.mirai.message.data.Image
 import net.mamoe.mirai.message.data.sendTo
 import net.mamoe.mirai.utils.ExternalResource.Companion.sendAsImageTo
-import net.mamoe.mirai.utils.ExternalResource.Companion.sendImage
 import net.mamoe.mirai.utils.ExternalResource.Companion.toExternalResource
 import net.mamoe.mirai.utils.ExternalResource.Companion.uploadAsImage
 import java.io.*
@@ -171,15 +170,6 @@ public interface ExternalResource : Closeable {
             is User -> contact.uploadImage(this)
             else -> error("unreachable")
         }
-
-        /**
-         * 将图片作为单独的消息发送给 [this]
-         *
-         * @see Contact.sendMessage 最终调用, 发送消息.
-         */
-        @JvmSynthetic
-        public suspend inline fun <C : Contact> C.sendImage(image: ExternalResource): MessageReceipt<C> =
-            image.sendAsImageTo(this)
     }
 }