level crossing 铁路道口 ; 火车栅 ; 引导列车安全通过障碍 ; 河堤
manned level crossing 有警察的平交路口
MCL Minimum Crossing Level 最低穿越高度层
highway level crossing signal 道口信号机
level crossing spectroscopy 能级交叉光谱学
level-crossing 能级交叉 ; 挖掘跨阶层 ; [交] 平面交叉
level crossing rate 电平通过率
level crossing watchman 道口看守工
level crossing gate 平交道拦路木
Valley Crossing will take you through some stunning scenery but there are several points along the way where you'll need the level of fitness required to get over some pretty big rocks.
山谷穿越路线会带你们欣赏沿途一些令人惊叹的美景,但经过某些地方时,大家需要具备良好的身体素质,才能翻越巨大的石头。
It kind of seems to me to be at the same level as using mathematical knot theory or topology to justify crossing your fingers when you're making a wish.
就我看来,这就像用数学的扭结理论或者拓扑学来论证你许愿时交叉手指一样困难。
The dog is walking down the street, when he comes to a level crossing.
狗狗沿着街道走到了一个十字路口。
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