extensive cultivation; wide sowing but meager harvest-a method of cultivation: the cultivated area is large but the per area yield is relatively low  广种薄收

wide sowing but meager harvest-a method of cultivation: the cultivated area is large but the per area yield is relatively low  广种薄收

2-methyl-but-3-yn-2-ol  甲基丁炔醇

4-dichloro-but-2-ene  4-二氯－2-烯烃化合物

a centipede dies but never falls down  百足之虫死而不僵

Acts but does not fight  为而不争

all but  几乎; 差不多

all but dissertation (ABD)  准博士

anything but  决不

Beauty is but skin deep  美丽只是外表

body mass index BUT  体质指数

bounded-but-unknown uncertainty  区间不确定性

Break-up time of tears BUT  泪膜破裂时间

BUT  泪膜破裂时间; 按钮; 但又; 而是; 仅仅; 但是; 而; 不过; 只是; 只; 除外; 不要紧; 但; 然而; 可是; 却

but brazing  对头硬焊

BUT BUTton  按钮

but for  要不是

but I sense  惟我意识

but net  V字型建网