Zipp
锡普糊, 氧化锌碘仿糊
🗣️ 情景例句
When I was asked to speak in English.
刚才当被要求说英语的时候。
Who is the greatest writer of our times?
谁是当代最伟大的作家？
it is extremely difficult to estimate the true value of the services which people perform for us.
但要估算别人为我们为所提供的服务的价值却是极其困难的。