重点词汇
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悬空
suspend in midair; hang in the air; dangle; hover
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楼梯
stair; stairs; staircase; stairway; flight of stairs
中英释义:
hanging stair
悬空
suspend in midair; hang in the air; dangle; hover
楼梯
stair; stairs; staircase; stairway; flight of stairs