na. 偶尔;有时;时不时

学英语单词
Admiralty sign
agaynest
antiwestern
aquamolalities
aristoteliss
attendance
automatic touchdown release
bailpiece
batterypowered
beennah
Bissikrima
brake shoe spring
Bukit Buloh, Pulau
burakumin
cathode effect
costal incisures of sternum
covelet
creaseyite
curarizing
dark-field elements
defective brazing
dihydroxyadenine
dihydroxystilbamidine
directed affect the ultimate frequency of arace
disinfests
effective information rate
electroplaters
emission concentration standard
employee schedule
exchange of students
film-casting hopper
finger gateway commands
fire metallurgy
flavaspidic acid
flower water
follow symbol
four - wheel drive
friction cut
galactic radio emission
gegging
genlocks
genus Crassostrea
habitacion
hawkey
home button
horsefeathers
hot film anemometer
hydrofoil cavitation
hypogynous
image-superimposable molecule
imaging deformer
improve yourself
kazaro
Konrad Adenauer
kwang
Lacasitan
liechty
load accept mode
Macaranga henryi
make arrangement with
Managed Security Service
Merecure
method of movement
microcrystallines
Mjölby
molestability
moulded garment
Oppeano
overall response
panel body
piston rod packing
place kicks
pleuropneumonialike organisms
portable forestry machinery
press-agentry
protidricerus elwesi
psychoda harrisi
radio-frequency transformer
return and allowance book
runoff from snow
Sacabaya
scalar gluonium
searer
self-excited transmitter
sound carrier detector
sporangiform
striae malleolaris membranae tympani
Sumatran
switching member
tackle hook
take off a heavy tax
toady
touches down
trifactor
tripharmacon
tungsten tannage
UAX
uncommitted reserve
Valgamaa (Valga maakond)
vasangor
viridicatum-toxin
xanthones