The currents of air that the walls of the ship direct upwards, as well as in the line of its course, are enough to give the great bird with its immense wings sufficient sustenance and progress.
沿船體的上升的氣流和沿航線向前的氣流給這種巨翼大鳥以足夠的浮力和推力。
新概念英語第四冊(cè)
Lesson 23 Bird flight
?? 句中詞匯解析
從本句中提取的重要詞匯
n. 課程;航線;行動(dòng)方向;一道菜;
vt. 快速地流動(dòng);奔流;跑過;追逐;
vi. 沿…（方向）前進(jìn);指引航線;快跑;迅速移動(dòng);
?? cour 發(fā)生+se → n. 發(fā)展；進(jìn)程，課程，一道菜
"There were only three of us on the advanced course."
只有我們?nèi)藢W(xué)高級(jí)課程。
近義：racecourse, racetrack, speedway, track, pass, range
adj. 極大的，巨大的;浩瀚的，無邊際的;〈口〉非常好的;弘道;
?? im不+mense計(jì)量，測(cè)量→不能測(cè)量→無限的
"There is still an immense amount of work to be done."
還有非常非常多的工作沒有做。
近義：huge, incommensurate, infinite, large, mammoth, massive
adj. 足夠的;充足的;充分的;
?? suf在…下面+fici做+ent...的→在下面先做好要用的→足夠的
"The country is totally self-sufficient in food production."
在糧食生產(chǎn)上，這個(gè)國家完全做到了自給自足。
近義：sufficing, enough
反義：inadequate, incomplete, insufficient, lacking, bad, scanty
n. 食物，營養(yǎng)，養(yǎng)料;
?? sus在…下面+ten支撐+ance名詞后綴→支撐下去的東西→生活資料，糧食
"There's not much sustenance in a bowl of soup."
一碗湯沒多少營養(yǎng)。
近義：livelihood, living, subsistence, support, survival, sustentation
n. 進(jìn)步;前進(jìn);[生物學(xué)]進(jìn)化;（向更高方向）增長;
v. （使）進(jìn)步，（使）進(jìn)行;發(fā)展;促進(jìn);
vi. 發(fā)展;（向更高方向）增進(jìn);
?? pro向前，在前+gress走→向前走
"She watched the cow's ponderous progress."
她看著牛遲緩地向前走著。
近義：improve, unfold, advance, develop, evolve, gestate
反義：pullback, pullout, recoil, retirement, walkout, withdrawal