Preoiler
预先加油器, 预润滑器
🗣️ 情景例句
Were you raised in a bam?
你是牲口棚里长大的吗？
Where the knot is loose the string slips.
结子一松掉，绳子就滑脱。
Hasn't Mary told you?She invited Charlotte and me to dinner this evening.
玛丽没有告诉你吗？她邀请我和夏洛特今晚去吃饭。