no obj., with adverbial of direction
- climb, move, or get in or out of something in an awkward and laborious way, typically using both hands and feet（尤指使用双手双脚）艰难地爬入（出）; 移入（出）; 费力进（出）：
I clambered out of the trench.
我费力地爬出壕沟。
in sing.
- a difficult climb or movement of this sort艰难的攀爬：
a clamber up the cliff path.
一次沿着悬崖小道艰难的往上爬行。
词源
Middle English: probably from clamb, obsolete past tense of CLIMB.