If there's no meter in the taxi, agree on a price before you get in.
如果出租车上没有计价器,上车前就应商定好价格。
Gharib and Graff set themselves the task of raising a 4.5-meter stone column from horizontal to vertical, using no source of energy except the wind.
加里卜与格拉芙制定了一项任务:仅利用风能,将一个水平放置的4.5米高石柱提至与地面垂直。
For example, No.38 Middle School in Hefei, set up a 500 square meter farm on an open platform (露天平台) of their teaching building.
例如,合肥的第三十八中学在教学楼的开放露天平台设立了一个500平米的农场。
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