shaft (e.g. machinery); axle; shaft (golf club); mine shaft; pit
lowest part; bottom (or footer) of a page, computer screen, on-screen window, etc.
multi-layered; multi-tiered; multi-storied
pressurized water reactor; pressurised water reactor; PWR
not only ... but also; in addition to; consequently
centre; center; pivot; central nervous system
lower layer; layer beneath; lower strata (classes)
upper stratum (classes, stories, storeys); upper layer; layer above
group; bunch; crowd; group
taking refuge; evacuation; backup (of data)
in use; occupied (e.g. toilet); engaged
establishment; institution; installation (of a machine or equipment)
bow (of boat); prow; stem
with difficulty; faltering; tottering; awkward
walking; pace; step; course (of history, one's life, etc.); history; pitch (of a screw, etc.)
at the same time; concurrently; simultaneously; coinciding (with)
fear of heights; acrophobia
nyctophobia; fear of the dark; scotophobia
existence or nonexistence; presence or absence; consent or refusal; yes or no
emergency light; emergency lamp
to shine on; to illuminate; to compare (with); to refer to
to miss one's footing; to be off the right track; to be on the wrong path
to get stuck with (some job); to end up with (something unpleasant)
or rather (say); or better (say); or perhaps I should say; or, how should I put it; I mean
ball; sphere; bead (of sweat, dew, etc.); drop; ball (in sports); pile (of noodles, etc.); bullet
when push comes to shove; when needed; when necessity arises; when the moment arrives
before; previously; ahead; Pardon me for leaving (before you)
to cling to; to hold on to; to grapple; to set about doing; to begin; to take hold of
fair-skinned; light-complexioned
step (of a staircase, etc.); running board (of a bus, train); step (movement); pace; (dance) step; step (in a process)
complaint; grumbling; objection; phrase; words; expression
to introduce oneself; to announce oneself (e.g. as the person sought); to come forward (e.g. as a witness, with a claim, etc.)
splendid; praiseworthy; admirable; well done!; bravo!
praise; admiration; commendation; approbation