well-informed person; walking dictionary; extensive knowledge
material; substance; matter
slope; incline; slope (of a linear function); gradient (vector calculus)
to keep in contact (e.g. by phone, mail, etc.); to keep in touch
different kind (species, variety); heterologous; heterogenous
-ing and -ing (e.g. "coming and going"); doing such things as...; expresses a command; (arch.) to be; (arch.) indicates completion or continuation of an action
pish; pooh; I see; oh; indeed
intelligence gathering; information gathering
model; dummy; model (profession); fashion model; model (of a vehicle, machine, etc.); version; model (e.g. mathematical)
to refer to; to use as reference
to connect; to link together; to tie; to fasten; to maintain; to preserve
slowly and quietly; smoothly
zip fastener; zipper; zip; chuck (device for holding a workpiece in a lathe or a tool in a drill)
enteric bacteria; intestinal bacteria
intestinal; inside the intestines
10^12; 1,000,000,000,000; trillion; sign; omen; indication
those (near the second person)
intestinal environment; microbiome
pipe; tube; gun barrel; gun; cannon; well lining
custom; practice; said; aforementioned; instance; example
long military service; having experienced many battles
to be on the verge; to be on the brink; to get close
to be vague; to speak ambiguously; to be evasive; to not commit oneself
I'm sorry; (it's) inexcusable; thank you very much (for help, etc.)
main cause; primary factor
to rub; to chafe; to strike (match); to lose (e.g. a match); to forfeit; to squander one's money (e.g. through gambling, Pachinko, etc.)
disturbance; perturbation; derangement
to have meaning; to be meaningful
clear; precise; definite; distinct
information processing equipment; information technology equipment
to work on (someone); to appeal to; to make approaches to; to begin to work
to say; to speak; to tell; to talk
elegant; graceful; refined; leisurely; comfortable; easy
couscous; cuscus (variety of phalanger)