(trebuchet 的第三人称 -s形式) n. (中世的)抛石机, 小型秤, 小天平
-s form of trebuchet
n an engine that provided medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles

In the year 1304, Edward Longshanks, more formally known as King Edward I of England, mounted the greatest siege of his reign against the Scots and their castle at Stirling. The attack dragged on. Imp

发表于:2018-12-07 / 阅读(229) / 评论(0) 分类 中世纪攻城战

At the end of the 13th century, what was the effective range of an archer, and what was the effective range of a trebuchet. The historical reports differ.

发表于:2018-12-07 / 阅读(174) / 评论(0) 分类 中世纪攻城战

With the manuscript as a starting point, Wayne used a combination of engineering theory and trial and error to come up with a working model.

发表于:2018-12-07 / 阅读(174) / 评论(0) 分类 中世纪攻城战

But the throwing arm will be made from a more light-weight wood - Douglas fir. Wayne calculates that a tree trunk of at least 2 feet in diameter is needed to withstand the stresses of hurling 250-poun

发表于:2018-12-07 / 阅读(158) / 评论(0) 分类 中世纪攻城战

Even with 12 timber framers pulling, the firing pin won't budge . It is quite normal that I mean the trigger first is stiff, we found that at home. It takes a lot of efforts which is as well as in som

发表于:2018-12-07 / 阅读(131) / 评论(0) 分类 中世纪攻城战

In terms of the kind of dialogue that existed between attack and defense, it is very clear now to me that the appearance of trebuchet on the scene shifted that balance radically in favor of attack. It

发表于:2019-01-02 / 阅读(215) / 评论(0) 分类 中世纪攻城战
学英语单词
a good bet
a no-show
abu nidal organizations
aeriformed
aluminium-magnesium silicate
amphipaths
angle fnager
antimony dioxytetrasulfide
antithyroid drugs
ARCONZ
azo polymer
baiocchis
ball-indentation hardness
Banco National Park
band k
bankocrat
body aid
bronchophyma
butterfly door
byatts
cathole
co-worker
Corydalis cytisiflora
curculionidaes
dayrises
Delrama
dicyanogen
dove tree?
drilling and screwing machine
e-coupon
equivalent performance parameters
franchise
G-force
geelong pool
general anxiety scale for children
generalized main sequence
genus Zinnia
hand fid
hybrid electronic layout program
industrial siting law
integrating light detector
japanese girl
kenotoxinism
knowledge-base
lavrenti pavlovich berias
loco plant
log diode
lower-deck
malfunction index
Melni alloys
micellular
movie camera
NC-SC
nephrorrhaphies
normal horizontal separation
nummulary
OKM
olgin
order of crystallization
ornerinesses
overhead track
painful joint
polyphase region
pravities
prednine
pro forma invoices
procedure subprogram
production status
propellerhead
pseudalosterna fuscopurpurea
pseudomycete
pushing about
reactive disorder
reinforcement and elimination in combination
remote plotting
representationalistic
retrocalculate
rubber drying rolls
ruminatively
Santo Estêvão
Saurauia punduana
secure data network system
seller's sample
Senekal
sepia foliopeza
shouting out
Stapelfeld
stereomicroscopical test
stigmatoid tissue
syhte
synthetic-rubber waste water
tabrizs
Taliabu, Pulau
train-guard
tubular pinch device
two-dimensional phase
uncursed
urbanism
von Karman vortex street
weebill
westrum
win a bet with sb