很惭愧,一直没怎么搞明白,今天古狗了一下,有些明白了。8 v. D S( s; s# b' X
4 T! d% i( r! H1 Z: ~9 Q* c
from internet: : c3 A& c8 B- S H9 @5 y$ ~% a4 j& l6 V4 f$ l7 b8 G! ^ K
Grill..the heat comes from the bottom to cook the food. 2 d# _( x& N9 r7 ^5 a) g$ z 3 X. m+ Y( O, l: J! h7 j3 HBroil..The heat comes from the top to cook the food.7 W" f ^* \! }8 M( Q
P7 [3 K* p+ k2 oToast..Generally the heat is both top and bottom (or side to side in a toaster) and it is a dry cooking method with a food that has little moisture, bread for example/ d8 a Y( L# G) q
5 [$ s+ ]7 S& E/ u7 L$ VRoast..Higher temperature with the intent to caramelize the outer portion of the food to bring out flavor. An example of this would be roasting a piece of meat, or vegetables. The pan is large enough to allow heat to reach most sides of the food that is being cooked./ W& q/ j9 I$ \& f. z9 O
. l5 i+ c% [, u/ r( b# TBake...In the case of cakes or casseroles the food fills the pan so that you get even cooking but the food does not dry out. Also used as a general term for cooking almost anything in the oven. ( K# N$ M* O0 O8 d