Usages of zhǐyǒu
只有 地址 写 得 对， 快递 才 会 送到 我 家。Zhǐyǒu dìzhǐ xiě de duì, kuàidì cái huì sòngdào wǒ jiā.
Only if the address is written correctly will the delivery be sent to my home.
只有 先 试试， 才 知道 这个 尺码 是不是 合身。Zhǐyǒu xiān shìshi, cái zhīdào zhège chǐmǎ shìbushì héshēn.
Only by trying it on first can you know whether this size fits.
只有 先 联系 客服， 我们 才 知道 怎么 退货。Zhǐyǒu xiān liánxì kèfú, wǒmen cái zhīdào zěnme tuìhuò.
Only by contacting customer service first can we know how to return it.
只有 先 登录 账号， 你 才 可以 下载 文件。Zhǐyǒu xiān dēnglù zhànghào, nǐ cái kěyǐ xiàzǎi wénjiàn.
Only by logging into your account first can you download the file.
只有 记住 密码， 你 才 可以 很 快 登录。Zhǐyǒu jìzhù mìmǎ, nǐ cái kěyǐ hěn kuài dēnglù.
Only if you remember the password can you log in quickly.
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