Reentrant angle
凹角
?? 詞語(yǔ)組成解析
reentrant
[ri:'entr?nt]
n. 再進(jìn)去，凹角;
adj. 再進(jìn)去的，凹角的;
angle
['??ɡl]
n. 角;[比喻]（考慮、問(wèn)題的）角度;觀點(diǎn);輪廓鮮明的突出體;
vt. 使形成（或彎成）角度;把…放置成一角度;調(diào)整（或?qū)?zhǔn)）…的角度;使（新聞、報(bào)道等）帶有傾向性;
vi. 垂釣;斜移;彎曲成一角度;從（某角度）報(bào)道;
angl 角落,彎曲
??? 情景例句
The gap between the poor and the rich seems to be growing every day.
貧富懸殊好像與日俱增。
What is wrong?
有什么不對(duì)嗎？
Sure! You're welcome!
當(dāng)然！歡迎你！