"免费领取"用英语可以说成"get for free" 或 "obtain for free"。
来源: "免费"在英语中是free，而"领取"则可以用obtain或get来表示。
例句:
"You can get this book for free from the pbrary." (你可以在图书馆免费领取这本书)
"The company is offering a free trial for their new product. You can obtain it for free for a pmited time." (公司正在提供新产品的免费试用版，你可以在有限时间内免费领取)