thorough; thoroughly; complete

to hide (as an undercover agent); an insider (in a gang of thieves); a mole

seabed; seafloor; bottom of the ocean

bottom of one's heart

(equivalent to 的 as possessive particle)

bottom; base; background; foundation; copy (of a manuscript or receipt etc) kept as a record; (suffix) end of a year or month; (math.) radix; base (abbr. for 底數|底数[di3 shu4])

subterranean; underground

end of the month

in the final analysis; in the end

the end of the year; year-end

criminal record

Normandy, France

the bottom of a body of water

valley floor; (fig.) lowest ebb; all-time low

soles of the feet

sole (of a shoe)

Socrates (469-399 BC), Greek philosopher; José Sócrates (1957-), prime minister of Portugal (2005-2011)

to put sth on the bottom; to eat sth to tide oneself over until mealtime; to lay the foundation; to come last in the rankings

answer to a riddle

in the final analysis; ultimately

to fill sb in (on the details of sth); to put all one's cards on the table

to break even; to guarantee a minimum (salary etc)

to provide a safety net; (coll.) to reveal; to expose (sth disreputable)

training in the basic skills; knowledge of the fundamentals

plinth; base; substrate

(astronomy) nadir

see 婁底市|娄底市[Lou2 di3 Shi4]

family property; patrimony

the back cover of a book

flat bottomed; low heeled

to lay a foundation (also fig.); to make a first sketch; to eat sth before drinking; to apply an undercoat

to support the bottom of sth; (fig.) to provide a safety net

(finance) to snap up undervalued stocks; bargain-hunting; bottom-fishing

(of stock prices, etc) to slump; to dip

to reveal the inside story; to expose sb's secrets

to have a clear view (of a situation); to fish for information; fact-finding

bottomless

background

base number (of a tender); starting price (for auction)

foundation; grounding; background; what lies at the bottom of sth; root; cause

unsure; uncertain; unending

to divulge the inside story

ocean floor; bottom of the ocean

bottom of a (deep) pond

variant of 徹底|彻底[che4 di3]

(theater) (originally) non-leading actors; supporting cast; (now) key members of a production team (actors, directors, writers etc); (by extension) key members of a group or organization

to keep a copy; copy kept for archiving; to put aside a portion (of a money sum)

(anatomy) pelvic floor

to interrogate and get to the bottom of sth