Pipe expander
[化] 擴管器; 脹管機
?? 詞語組成解析
pipe
[pa?p]
n. 管子;煙斗;管樂器;（管風琴的）音管;
vt. 以管輸送;用管樂器演奏;尖聲唱;
vi. 吹奏管樂器;尖叫;尖聲地說（或唱），尖聲啼鳴;[航海] 吹長哨;
expander
[?k'sp?nd?]
n. 使增大者，使身體健壯的強身器具;
??? 情景例句
It's good to meet you.
很高興見到 。
She's a widow.Her husband died last year.
她是一個寡婦。她的丈夫去年死了。
Jalu has forgotten falling off his bicycle.
詹露早忘掉他從白行車上摔下來這件事了。