原级：usage
1. 惯例：我们且来看看他在别处对古宪法说与习惯法所下的精要定义:既然英国习惯法的来源出于其民族古老的传统(traditions)、习俗(customs)与惯例(usages),而这些沿传久远的习惯或做法经过时间的考验后就自然成为具有权威性的规范;
1. Tax already paid on imported naphtha for the same usages would be returned, it added.
2. Heavy vehicles for other usages will still enjoy a leniency period of the old China III standards.
3. " One of the usages of the windfall tax will go to subsidize refiners, " Liu said.