up to例句
2024年06月30日 22:52:18
It's a constant struggle to try to keep them
up to par.
要讓他們達(dá)標(biāo)，需要不斷努力。
All the doors have been bricked
up to deter vandals.
所有的門都用磚堵了起來，防止破壞分子闖入。
Across the river the railway track ran
up to the pithead.
鐵軌跨過這條河直達(dá)礦井口。