ธนบัตรใหม่ถูกแทนที่เพื่อให้ยากต่อกา

ธนบัตรใหม่ถูกแทนที่เพื่อให้ยากต่อการปลอมแปลง
The new notes were replaced, so difficult to counterfeit (to illegally copy).

ผลลัพธ์ (อังกฤษ) 1:

The new banknotes have been replaced to make it difficult to forge The new notes replaced
were, so difficult to counterfeit (illegally to copy).

ผลลัพธ์ (อังกฤษ) 2:

New banknotes were replaced to make it harder to counterfeit.
The New Notes were replaced, So Difficult to counterfeit (to illegally Copy).

ผลลัพธ์ (อังกฤษ) 3:

The new notes were replaced, so difficult to forge
The new notes, were replaced so difficult to counterfeit (to illegally copy).