有一个叫“农民反汽车协会”的组织，要求晚上在乡村路上行驶的汽车每开一英里就发射一支信号火箭。
One group, the Farmers' Anti-Automobile Association, demanded that cars traveling on country roads at night send up a rocket every mile.
在临床上行小腿外侧皮支皮瓣移植手术12例，观察手术效果。
In 12 clinical cases, transplantation of the lateral crural flap with the cutaneous branch was performed to observe the effect of the operation.
威尼斯驾船课程共6个月，其中有400小时的课是讲授如何用一支桨操纵狭长的平底船在水路上行进的。
The gondolier course lasts six months and includes 400 hours of instruction in using the single oar that is used to propel a gondola through the water.
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