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notch | |||
achandaba (新疆); agba (塔吉克斯坦); aqabah (阿拉伯半岛荒漠); aqubaht (阿拉伯半岛荒漠); bab (阿拉伯半岛荒漠); bogaz (中亚和高加索); mountain pass; nek; Puerto (南美) | |||
saddle back; bealock; pass; saddle | |||
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nek |
垭口 : 2 phrases in 2 subjects |
Bridge construction | 1 |
Technology | 1 |