diff --git a/engines/engine.go b/engines/engine.go
index 08213dc..10463a1 100644
--- a/engines/engine.go
+++ b/engines/engine.go
@@ -10,7 +10,7 @@ type Engine interface {
 	DisplayName() string
 	SourceLanguages() ([]Language, error)
 	TargetLanguages() ([]Language, error)
-	Translate(text string, from Language, to Language) (TranslationResult, error)
+	Translate(text string, from, to Language) (TranslationResult, error)
 	SupportsAutodetect() bool
 	DetectLanguage(text string) (Language, error)
 }
diff --git a/engines/google.go b/engines/google.go
index 29b91b7..d7075d8 100644
--- a/engines/google.go
+++ b/engines/google.go
@@ -95,7 +95,7 @@ func (_ *GoogleTranslate) SupportsAutodetect() bool { return true }
 
 func (_ *GoogleTranslate) DetectLanguage(text string) (Language, error) { return Language{}, nil }
 
-func (_ *GoogleTranslate) Translate(text string, from Language, to Language) (TranslationResult, error) {
+func (_ *GoogleTranslate) Translate(text string, from, to Language) (TranslationResult, error) {
 	requestURL, err := url.Parse("https://translate.google.com/m")
 
 	if err != nil {
diff --git a/engines/iciba.go b/engines/iciba.go
index 9b255bb..b597cc0 100644
--- a/engines/iciba.go
+++ b/engines/iciba.go
@@ -226,7 +226,7 @@ type icibaTranslateResponse struct {
 	} `json:"content"`
 }
 
-func (_ *ICIBA) Translate(text string, from Language, to Language) (TranslationResult, error) {
+func (_ *ICIBA) Translate(text string, from, to Language) (TranslationResult, error) {
 	requestURL, err := url.Parse("https://ifanyi.iciba.com/index.php")
 
 	if err != nil {
diff --git a/engines/libretranslate.go b/engines/libretranslate.go
index a5f339f..f97e2d8 100644
--- a/engines/libretranslate.go
+++ b/engines/libretranslate.go
@@ -10,7 +10,7 @@ import (
 // LibreTranslate is an engine that interfaces with any
 // [LibreTranslate](https://github.com/LibreTranslate/LibreTranslate) instance.
 type LibreTranslate struct {
-	// InstanceURL is the URL to a LibreTranslate instance, for instance
+	// InstanceURL is the URL to a LibreTranslate instance, for example
 	// "https://libretranslate.com".
 	InstanceURL string
 	// APIKey is the API key for the given instance. If empty, then no API
@@ -130,7 +130,7 @@ type libreTranslateResponse struct {
 	TranslatedText string `json:"translatedText"`
 }
 
-func (e *LibreTranslate) Translate(text string, from Language, to Language) (TranslationResult, error) {
+func (e *LibreTranslate) Translate(text string, from, to Language) (TranslationResult, error) {
 	formData := map[string]string{
 		"q":      text,
 		"source": from.Code,