S50 · Unit50：Sentence 50
Unit50：Sentence 50
Sentence 50
直到船体完全脱离海床及周围淤泥的吸附作用，自由悬挂在起重框架上时，打捞作业才进入第二阶段
24 句 · 父母与孩子分角色配音
旁白 neutral
It
它
旁白 neutral
was
be（过去式）: 是
旁白 neutral
only
仅仅
旁白 neutral
when
当...时
旁白 neutral
the hull
船体
旁白 neutral
was hanging
悬挂着
旁白 neutral
freely
自由地
旁白 neutral
from
从
旁白 neutral
the lifting frame
起重架
旁白 neutral
It was only when the hull was hanging freely from the lifting frame
只有当船体从起重架上自由悬挂时
旁白 neutral
clear of
远离
旁白 neutral
the seabed
海床
旁白 neutral
and
和
旁白 neutral
the suction effect
吸力效应
旁白 neutral
of
的
旁白 neutral
the surrounding mud
周围泥浆
旁白 neutral
clear of the seabed and the suction effect of the surrounding mud
脱离海底和周围淤泥的吸力效应
旁白 neutral
It was only when the hull was hanging freely from the lifting frame , clear of the seabed and the suction effect of the surrounding mud
只有当船体完全脱离海床及周围淤泥的吸附作用，自由悬挂在起吊框架上时
旁白 neutral
that
（引导从句）
旁白 neutral
the salvage operation
打捞行动
旁白 neutral
progressed
progress（过去式）: 进展
旁白 neutral
to the second stage
到第二阶段
旁白 neutral
that the salvage operation progressed to the second stage
打捞作业才进入第二阶段
旁白 neutral
It was only when the hull was hanging freely from the lifting frame , clear of the seabed and the suction effect of the surrounding mud , that the salvage operation progressed to the second stage
直到船体完全脱离海床及周围淤泥的吸附作用，自由悬挂在起重框架上时，打捞作业才进入第二阶段
